英语词汇“backed”的读音、翻译、释义、用法及例句-青年旅行网

back and fill

1. To move a ship's sails in an alternating fashion to accommodate the wind in a narrow channel. We need to back and fill the sails in order to pass through this channel.

2. To be indecisive. You need to make a decision and stick to it—quit backing and filling!

back away

1. To move slowly and carefully away from something or someone. Kids, back away from the expensive vase! If you encounter a grizzly bear, back away slowly while talking in a normal tone.

2. To retreat on a particular idea or course of action. I think that Marie is backing away from the contract now. Management seems to be backing away from that initiative.

back down

To retreat from a particular idea or course of action, often in a conflict. I refuse to back down—this law must be passed, in the interest of public safety. The bully backed down after all of my friends came with me to confront him.

back (one or oneself) into a corner

1. To force one into a difficult or unpleasant situation that one cannot easily resolve or escape. My boss really backed me into a corner when he asked me to fire the CEO's daughter. Scott has been backed into a corner with this mortgage payment that he cannot afford.

2. To put oneself into a difficult or unpleasant situation that one cannot easily resolve or escape. I really backed myself into a corner when I agreed to go to two events on the same night.

back off

1. noun Go away! Stop bothering me! Back off! I told you I'm not going to the dance, and that's it! You need to back off, buddy. I've told you I'm not interested.

2. verb To retreat on a particular idea or course of action. Your aggressive approach is starting to annoy people—you need to back off a bit. Management seems to be backing off that initiative, at least for now.

3. verb To cause someone to retreat on a particular idea or course of action. In this usage, a noun or pronoun is used between "back" and "off." Can you please back your minions off? They're harassing me.

4. verb To move backward away from something. Back off that other runner so you don't collide with her.

5. verb To move backward past the edge of something. If he's not careful, he's going to back off that narrow step.

back the wrong horse

To support a person or an effort that fails. This expression refers to betting on horse races. You really backed the wrong horse when you picked that swimmer to win the race—he didn't even medal! Politicians who backed the wrong horse in the election are now trying to curry favor with the winning candidate—without much success.

back up

1. verb To move backwards. This phrase is commonly used to refer to maneuvering a car in reverse. Back up, you're standing too close to me! If you back up a little, then your car will be completely in that parking space.

2. verb To save copies of computer files in another place, in case the original files become inaccessible. If you didn't back up your files before the computer crashed, they may be lost forever.

3. verb To become clogged and impassable. I'm calling the plumber right now because the toilet is backed up again. Traffic is totally backed up, due to all that construction.

4. verb To return to an item previously mentioned. Whoa, back up—Janet and Jim are getting married?

5. verb To support or assist someone. In this usage, a noun or pronoun can be used between "back" and "up." You didn't see that meeting on the calendar, either? OK, please back me up on this, so the boss doesn't think I'm an idiot.

6. noun An alternate to be used if it becomes necessary for some reason, typically the failure, ineffectiveness, or the absence of the original. The phrase is typically written as one word. I brought an extra pen as a backup, in case this one runs out of ink during the exam. I hope Tony asks me to the prom, but, if not, I have my best friend Bill as a backup.

7. adjective Available for use as an alternate if it becomes necessary for some reason, typically the failure, ineffectiveness, or the absence of the original. The phrase is typically written as one word. I brought three backup pens, in case this one runs out of ink during the exam. I'm the backup quarterback, but I still have to know all the plays in case I get in the game. I hope Tony asks me to the prom, but, if not, I have my best friend Bill as a backup date.

8. adjective Appearing in the background in support of a main act or performer. The phrase is typically written as one word. She's auditioning backup dancers for her world tour today.

be backed into a corner

To be forced into a difficult or unpleasant situation that one cannot easily resolve or escape. Scott has been backed into a corner with this mortgage payment that he cannot afford.

back into (someone or something)

1. To move or maneuver something backwards into something else. In this usage, a noun or pronoun can be used between "back" and "into." Can you help me? I'm having a hard time backing into this parking space. Ugh, I can't believe I backed my car into that pole.

2. To bump into or strike someone or something while moving backwards. Oops, I didn't mean to back into you—didn't see you there!

back onto (something)

1. To move or maneuver something backwards onto something else. In this usage, a noun or pronoun can be used between "back" and "onto." Ugh, I can't believe I backed my car onto the lawn. Oops, I didn't mean to back my chair onto your coat.

2. To move backwards and strike something in the process. Did I really back onto the lawn? Whoops!

back (someone or something) up to (something)

1. To abut something. Our house backs up to a beautiful park.

2. To move or maneuver someone or something backwards to something else. In this usage, a noun or pronoun can be used between "back" and "up." Can you help me? I'm having a hard time backing up to the door. Tom helped me back the truck up to the door.

back and fill

Fig. to act indecisively; to change one's direction repeatedly; to reverse one's course. (Originally nautical, referring to trimming the sails so as to alternately fill them with wind and release the wind, in order to maneuver in a narrow space.) The president spent most of his speech backing and filling on the question of taxation. The other candidate was backing and filling on every issue, depending on whom she was addressing.

back away

(from someone or something) and back off (from someone or something)

1. Lit. to move backwards from a person or thing; to withdraw physically from someone or something. You should back away from the fire. Please back off from the man who is threatening you.

2. Fig. to begin to appear uninterested in someone or something; to withdraw one's interest from someone or something. The board of directors began to back away from the idea of taking over the rival company. Tom backed off from the whole idea of investing in stocks.

back down

(from someone or something) to yield to a person or a thing; to fail to carry through on a threat. Jane backed down from her position on the budget. It's probably better to back down from this situation; looks like you are at a disadvantage.

back down

(on something) to lessen or drop an earlier rigid position on something; to yield something in an argument. She backed down on her demands. In the end, she backed down.

back down (something)

to go down something backwards, such as a ladder or inclined driveway. Harry backed down the ladder safely. Looking behind him, he backed down slowly.

back off

(from someone or something) Go to back away (from someone or something).

back someone or something off (from something)

to guide or move someone or something a short distance from something. I backed the car off from the curb a tiny bit. Using signals, I backed the car off from the crushed bicycle.

back someone up

to provide someone with help in reserve; to support someone. Don't worry. I will back you up when you need me. Will you please back up Nancy over the weekend?

back something up

1. Lit. to drive a car backwards. Will you back your car up a little? I will back up the car.

2. Lit. to cause objects to obstruct a pathway or channel and cause a slowdown in the flow. The wreck backed the cars up for a long way. Some dead branches and leaves backed the sewer up.

3. Fig. to give additional support or evidence about something. (To support or strengthen the facts.) My story of the crime will back your story up. That backs up my story, all right.

back the wrong horse

Fig. to support someone or something that cannot win or succeed. I don't want to back the wrong horse, but it seems to me that Jed is the better candidate. Fred backed the wrong horse in the budget hearings.

back up

1. Lit. [for objects] to obstruct and accumulate in a pathway or channel. Something clogged the sewer and it backed up.

2. Fig. to refuse to go through with something; to back out (of something). Fred backed up at the last minute, leaving me to do the job alone.

back up (to something)

to go back to something said in a conversation. Wait—back up a little. What did you say that phone number was? Let's back up to what you just said and go over that point again.

back up (to something)

to go back to something said in a conversation. Wait—back up a little. What did you say that phone number was? Let's back up to what you just said and go over that point again.

back and fill

Vacillate, be undecided, as in This measure will never be passed if the town meeting continues to back and fill. This term comes from sailing ships, where it signifies alternately backing and filling the sails, a method used when the wind is running against a ship in a narrow channel. The sail is hauled back against the wind and braced so that the tide or current carries the ship forward against the wind. Then the sail must be swung around and filled, to keep the ship on course. The term's figurative use for indecisiveness dates from the mid-1800s.

back away

1. Walk backward, as in He cautiously backed away from the fire.

2. Gradually retreat, withdraw, as in Since he couldn't convince his colleagues, he's backing away from his original idea. Both usages employ the verb back in the sense of "retreat," dating from the late 1400s. Also see back down; back out.

back down

1. Reverse one's upward course, descend. For example, When she saw the wasps' nest on the roof, she hastily backed down the ladder. This literal usage usually refers to something one has climbed, such as a ladder or mountain. [Mid-1800s]

2. Also, back off. Retreat or yield. For example, As the watchdog began to snarl the letter carrier backed off, or You have a good point; now don't back down when you present it to the board. [First half of 1900s] Also see back away, def. 2.

back off

1. See back down, def. 2.

2. Relent, abandon one's stand. For example, The chairman wanted to sell one division but later backed off. [Mid-1900s]

back the wrong horse

Also, bet on the wrong horse. Guess wrongly or misjudge a future outcome, as in Jones garnered only a few hundred votes; we obviously backed the wrong horse, or Counting on the price of IBM to rise sharply was betting on the wrong horse. Transferred from wagering money on a horse that fails to win the race, a usage dating from the late 1600s, this term is widely applied to elections and other situations of uncertain outcome.

back up

1. Move or drive a vehicle backward, as in He told her to back up into the garage. [First half of 1800s]

2. Bring or come to a standstill, as in The water had backed up in the drains, or The accident had backed up traffic for miles. [First half of 1800s]

3. Support or strengthen, as in The photos were backed up with heavy cardboard so they couldn't be bent, or I'll back up that statement of yours. [Second half of 1700s]

4. Duplicate a file or program so that the original is not lost. For example, Every computer manual warns you to back up your work frequently in case of a power outage or computer failure . [Second half of 1900s]

back and fill

OLD-FASHIONED

If someone backs and fills, they keep changing their opinion or failing to make a decision. They backed and filled for over six weeks until I told them that I would do the job myself. Note: People also talk about backing and filling to refer to this kind of behaviour. The markets are nervous, so we are likely to see some backing and filling.

back the wrong horse

If you back the wrong horse, you support someone or something that fails in business or in a contest, election, etc. He backed the wrong horse in the recent Tory leadership contest. The PM has wasted no time in sending the pro-euro camp a signal that they've backed the wrong horse. Note: Verbs such as bet on or pick or phrases such as put money on can be used instead of back. Betting on takeovers can backfire if you pick the wrong horse.

back and fill

1 go in contrary directions 2 be indecisive, temporize, vacillate. chiefly North American

The expression was originally nautical: to back is to sail backwards, to fill , to sail forwards (from the notion of the wind filling the sails).

2 2003 Commonweal Even as she wants to advance boldly, therefore, she is required by the evidence to back and fill, leaving the reader with a bewildering combination of affirmation and qualification.

back the wrong horse

make a wrong or inappropriate choice.

ˌback the wrong ˈhorse

(British English) support the person, group etc. that later loses a contest or fails to do what was expected: I certainly backed the wrong horse when I said United would win the Cup Final.Many people who had voted for the party in the election were now feeling that they had backed the wrong horse.

In horse racing, if you back the wrong horse you bet money on a horse that does not win the race.

back away

1. To move backward away from something or someone; retreat: The dog backed away from the hissing cat. I told the kids to keep their distance from the burning fire, but they wouldn't back away.

2. To move something backward away from something or someone; retreat: I backed the car away from the oncoming traffic.

3. To withdraw one's interest or support from something or someone: The candidate backed away from his previous controversial views.

back down

1. To move backward through some region, especially in a vehicle: We backed down the driveway.

2. To cause something, especially a vehicle, to move backward through some region or space: I slowly backed the truck down the hill.

3. To withdraw from a position or confrontation, especially due to intimidation: The smaller bear kept growling so loudly that the larger bear backed down and walked away. Even though they appeared to have a very strong argument against me, I wouldn't back down, and I eventually showed them their conclusions were wrong.

back off

1. To move backward so that one is farther away from someone or something: Back off the car ahead of you: you're driving too close to it. The dog growled at me when I approached, so I backed off.

2. To move something backward beyond the edge of something: He accidentally backed the truck off the ledge and broke an axle.

3. To decrease the intensity or amount of something: I think I should back off the desserts for a little while so I can lose some weight.

4. To decide not to continue doing something or supporting an idea: You've made up your mind, so don't back off your idea now! Just before they were about to sign the papers to buy the new house, they got nervous and backed off.

5. To stop intimidating, threatening, or pressuring someone: Even as I left the store, the salesman wouldn't back off me. Whenever anyone bothers me, I just tell them to back off.

6. To cause someone or something to stop intimidating, threatening or pressuring: The angry dogs were barking at the poor kid, so I waved a stick and backed them off.

back up

1. To move backward: We passed the house we were looking for, so we had to back up a little bit.

2. To move something or someone backward: I backed the car up against the garage wall. Let's back up the car to the curb.

3. To prove something to be true: There was not enough evidence to back up the theory. What I told you is true, and now I have even more evidence to back it up.

4. To support someone by confirming that they are telling the truth: We told our version of the events, certain that the witnesses would back us up. They won't back up anyone who is known for lying.

5. To provide help or support for someone or something: If I decide to take on the job, can I count on you to back me up? The political party backs up any candidate who follows its basic principles.

6. To cause to accumulate, especially due to an obstruction: The accident backed the traffic up for blocks. Something got stuck in the drain, and now the kitchen sink is backed up.

7. To make a copy of a computer program or file for use if the original is lost or damaged: I backed up the disk so that I wouldn't lose any data. Be sure to back your files up before you turn off the computer.

back up

in. to refuse to go through with something; to back out (of something). Fred backed up at the last minute, leaving me with twenty pounds of hot dogs.

backed up

mod. drug intoxicated. Old Benny’s really backed up.

back and fill

1. Nautical To maneuver a vessel in a narrow channel by adjusting the sails so as to let the wind in and out of them in alteration.

2. To vacillate in one's actions or decisions.

back the wrong horse

Make a wrong guess about a future outcome. The term comes from horse racing and is occasionally put as bet on the wrong horse, and has been used in this context since the late seventeenth century. It has long been applied to other situations, especially politics, where it means supporting a candidate who loses. Charles L. Graves used it in Punch’s History (1922): “Lord Salisbury made his remarkable speech about our having backed the wrong horse, i.e. Turkey in the Crimean War.”

词汇	backed
释义	backed up back and fill 1. To move a ship's sails in an alternating fashion to accommodate the wind in a narrow channel. We need to back and fill the sails in order to pass through this channel. 2. To be indecisive. You need to make a decision and stick to it—quit backing and filling! back away 1. To move slowly and carefully away from something or someone. Kids, back away from the expensive vase! If you encounter a grizzly bear, back away slowly while talking in a normal tone. 2. To retreat on a particular idea or course of action. I think that Marie is backing away from the contract now. Management seems to be backing away from that initiative. back down To retreat from a particular idea or course of action, often in a conflict. I refuse to back down—this law must be passed, in the interest of public safety. The bully backed down after all of my friends came with me to confront him. back (one or oneself) into a corner 1. To force one into a difficult or unpleasant situation that one cannot easily resolve or escape. My boss really backed me into a corner when he asked me to fire the CEO's daughter. Scott has been backed into a corner with this mortgage payment that he cannot afford. 2. To put oneself into a difficult or unpleasant situation that one cannot easily resolve or escape. I really backed myself into a corner when I agreed to go to two events on the same night. back off 1. noun Go away! Stop bothering me! Back off! I told you I'm not going to the dance, and that's it! You need to back off, buddy. I've told you I'm not interested. 2. verb To retreat on a particular idea or course of action. Your aggressive approach is starting to annoy people—you need to back off a bit. Management seems to be backing off that initiative, at least for now. 3. verb To cause someone to retreat on a particular idea or course of action. In this usage, a noun or pronoun is used between "back" and "off." Can you please back your minions off? They're harassing me. 4. verb To move backward away from something. Back off that other runner so you don't collide with her. 5. verb To move backward past the edge of something. If he's not careful, he's going to back off that narrow step. back the wrong horse To support a person or an effort that fails. This expression refers to betting on horse races. You really backed the wrong horse when you picked that swimmer to win the race—he didn't even medal! Politicians who backed the wrong horse in the election are now trying to curry favor with the winning candidate—without much success. back up 1. verb To move backwards. This phrase is commonly used to refer to maneuvering a car in reverse. Back up, you're standing too close to me! If you back up a little, then your car will be completely in that parking space. 2. verb To save copies of computer files in another place, in case the original files become inaccessible. If you didn't back up your files before the computer crashed, they may be lost forever. 3. verb To become clogged and impassable. I'm calling the plumber right now because the toilet is backed up again. Traffic is totally backed up, due to all that construction. 4. verb To return to an item previously mentioned. Whoa, back up—Janet and Jim are getting married? 5. verb To support or assist someone. In this usage, a noun or pronoun can be used between "back" and "up." You didn't see that meeting on the calendar, either? OK, please back me up on this, so the boss doesn't think I'm an idiot. 6. noun An alternate to be used if it becomes necessary for some reason, typically the failure, ineffectiveness, or the absence of the original. The phrase is typically written as one word. I brought an extra pen as a backup, in case this one runs out of ink during the exam. I hope Tony asks me to the prom, but, if not, I have my best friend Bill as a backup. 7. adjective Available for use as an alternate if it becomes necessary for some reason, typically the failure, ineffectiveness, or the absence of the original. The phrase is typically written as one word. I brought three backup pens, in case this one runs out of ink during the exam. I'm the backup quarterback, but I still have to know all the plays in case I get in the game. I hope Tony asks me to the prom, but, if not, I have my best friend Bill as a backup date. 8. adjective Appearing in the background in support of a main act or performer. The phrase is typically written as one word. She's auditioning backup dancers for her world tour today. be backed into a corner To be forced into a difficult or unpleasant situation that one cannot easily resolve or escape. Scott has been backed into a corner with this mortgage payment that he cannot afford. back into (someone or something) 1. To move or maneuver something backwards into something else. In this usage, a noun or pronoun can be used between "back" and "into." Can you help me? I'm having a hard time backing into this parking space. Ugh, I can't believe I backed my car into that pole. 2. To bump into or strike someone or something while moving backwards. Oops, I didn't mean to back into you—didn't see you there! back onto (something) 1. To move or maneuver something backwards onto something else. In this usage, a noun or pronoun can be used between "back" and "onto." Ugh, I can't believe I backed my car onto the lawn. Oops, I didn't mean to back my chair onto your coat. 2. To move backwards and strike something in the process. Did I really back onto the lawn? Whoops! back (someone or something) up to (something) 1. To abut something. Our house backs up to a beautiful park. 2. To move or maneuver someone or something backwards to something else. In this usage, a noun or pronoun can be used between "back" and "up." Can you help me? I'm having a hard time backing up to the door. Tom helped me back the truck up to the door. back and fill Fig. to act indecisively; to change one's direction repeatedly; to reverse one's course. (Originally nautical, referring to trimming the sails so as to alternately fill them with wind and release the wind, in order to maneuver in a narrow space.) The president spent most of his speech backing and filling on the question of taxation. The other candidate was backing and filling on every issue, depending on whom she was addressing. back away (from someone or something) and back off (from someone or something) 1. Lit. to move backwards from a person or thing; to withdraw physically from someone or something. You should back away from the fire. Please back off from the man who is threatening you. 2. Fig. to begin to appear uninterested in someone or something; to withdraw one's interest from someone or something. The board of directors began to back away from the idea of taking over the rival company. Tom backed off from the whole idea of investing in stocks. back down (from someone or something) to yield to a person or a thing; to fail to carry through on a threat. Jane backed down from her position on the budget. It's probably better to back down from this situation; looks like you are at a disadvantage. back down (on something) to lessen or drop an earlier rigid position on something; to yield something in an argument. She backed down on her demands. In the end, she backed down. back down (something) to go down something backwards, such as a ladder or inclined driveway. Harry backed down the ladder safely. Looking behind him, he backed down slowly. back off (from someone or something) Go to back away (from someone or something). back someone or something off (from something) to guide or move someone or something a short distance from something. I backed the car off from the curb a tiny bit. Using signals, I backed the car off from the crushed bicycle. back someone up to provide someone with help in reserve; to support someone. Don't worry. I will back you up when you need me. Will you please back up Nancy over the weekend? back something up 1. Lit. to drive a car backwards. Will you back your car up a little? I will back up the car. 2. Lit. to cause objects to obstruct a pathway or channel and cause a slowdown in the flow. The wreck backed the cars up for a long way. Some dead branches and leaves backed the sewer up. 3. Fig. to give additional support or evidence about something. (To support or strengthen the facts.) My story of the crime will back your story up. That backs up my story, all right. back the wrong horse Fig. to support someone or something that cannot win or succeed. I don't want to back the wrong horse, but it seems to me that Jed is the better candidate. Fred backed the wrong horse in the budget hearings. back up 1. Lit. [for objects] to obstruct and accumulate in a pathway or channel. Something clogged the sewer and it backed up. 2. Fig. to refuse to go through with something; to back out (of something). Fred backed up at the last minute, leaving me to do the job alone. back up (to something) to go back to something said in a conversation. Wait—back up a little. What did you say that phone number was? Let's back up to what you just said and go over that point again. back up (to something) to go back to something said in a conversation. Wait—back up a little. What did you say that phone number was? Let's back up to what you just said and go over that point again. back and fill Vacillate, be undecided, as in This measure will never be passed if the town meeting continues to back and fill. This term comes from sailing ships, where it signifies alternately backing and filling the sails, a method used when the wind is running against a ship in a narrow channel. The sail is hauled back against the wind and braced so that the tide or current carries the ship forward against the wind. Then the sail must be swung around and filled, to keep the ship on course. The term's figurative use for indecisiveness dates from the mid-1800s. back away 1. Walk backward, as in He cautiously backed away from the fire. 2. Gradually retreat, withdraw, as in Since he couldn't convince his colleagues, he's backing away from his original idea. Both usages employ the verb back in the sense of "retreat," dating from the late 1400s. Also see back down; back out. back down 1. Reverse one's upward course, descend. For example, When she saw the wasps' nest on the roof, she hastily backed down the ladder. This literal usage usually refers to something one has climbed, such as a ladder or mountain. [Mid-1800s] 2. Also, back off. Retreat or yield. For example, As the watchdog began to snarl the letter carrier backed off, or You have a good point; now don't back down when you present it to the board. [First half of 1900s] Also see back away, def. 2. back off 1. See back down, def. 2. 2. Relent, abandon one's stand. For example, The chairman wanted to sell one division but later backed off. [Mid-1900s] back the wrong horse Also, bet on the wrong horse. Guess wrongly or misjudge a future outcome, as in Jones garnered only a few hundred votes; we obviously backed the wrong horse, or Counting on the price of IBM to rise sharply was betting on the wrong horse. Transferred from wagering money on a horse that fails to win the race, a usage dating from the late 1600s, this term is widely applied to elections and other situations of uncertain outcome. back up 1. Move or drive a vehicle backward, as in He told her to back up into the garage. [First half of 1800s] 2. Bring or come to a standstill, as in The water had backed up in the drains, or The accident had backed up traffic for miles. [First half of 1800s] 3. Support or strengthen, as in The photos were backed up with heavy cardboard so they couldn't be bent, or I'll back up that statement of yours. [Second half of 1700s] 4. Duplicate a file or program so that the original is not lost. For example, Every computer manual warns you to back up your work frequently in case of a power outage or computer failure . [Second half of 1900s] back and fill OLD-FASHIONED If someone backs and fills, they keep changing their opinion or failing to make a decision. They backed and filled for over six weeks until I told them that I would do the job myself. Note: People also talk about backing and filling to refer to this kind of behaviour. The markets are nervous, so we are likely to see some backing and filling. back the wrong horse If you back the wrong horse, you support someone or something that fails in business or in a contest, election, etc. He backed the wrong horse in the recent Tory leadership contest. The PM has wasted no time in sending the pro-euro camp a signal that they've backed the wrong horse. Note: Verbs such as bet on or pick or phrases such as put money on can be used instead of back. Betting on takeovers can backfire if you pick the wrong horse. back and fill 1 go in contrary directions 2 be indecisive, temporize, vacillate. chiefly North American The expression was originally nautical: to back is to sail backwards, to fill , to sail forwards (from the notion of the wind filling the sails). 2 2003 Commonweal Even as she wants to advance boldly, therefore, she is required by the evidence to back and fill, leaving the reader with a bewildering combination of affirmation and qualification. back the wrong horse make a wrong or inappropriate choice. ˌback the wrong ˈhorse (British English) support the person, group etc. that later loses a contest or fails to do what was expected: I certainly backed the wrong horse when I said United would win the Cup Final.Many people who had voted for the party in the election were now feeling that they had backed the wrong horse. In horse racing, if you back the wrong horse you bet money on a horse that does not win the race. back away v. 1. To move backward away from something or someone; retreat: The dog backed away from the hissing cat. I told the kids to keep their distance from the burning fire, but they wouldn't back away. 2. To move something backward away from something or someone; retreat: I backed the car away from the oncoming traffic. 3. To withdraw one's interest or support from something or someone: The candidate backed away from his previous controversial views. back down v. 1. To move backward through some region, especially in a vehicle: We backed down the driveway. 2. To cause something, especially a vehicle, to move backward through some region or space: I slowly backed the truck down the hill. 3. To withdraw from a position or confrontation, especially due to intimidation: The smaller bear kept growling so loudly that the larger bear backed down and walked away. Even though they appeared to have a very strong argument against me, I wouldn't back down, and I eventually showed them their conclusions were wrong. back off v. 1. To move backward so that one is farther away from someone or something: Back off the car ahead of you: you're driving too close to it. The dog growled at me when I approached, so I backed off. 2. To move something backward beyond the edge of something: He accidentally backed the truck off the ledge and broke an axle. 3. To decrease the intensity or amount of something: I think I should back off the desserts for a little while so I can lose some weight. 4. To decide not to continue doing something or supporting an idea: You've made up your mind, so don't back off your idea now! Just before they were about to sign the papers to buy the new house, they got nervous and backed off. 5. To stop intimidating, threatening, or pressuring someone: Even as I left the store, the salesman wouldn't back off me. Whenever anyone bothers me, I just tell them to back off. 6. To cause someone or something to stop intimidating, threatening or pressuring: The angry dogs were barking at the poor kid, so I waved a stick and backed them off. back up v. 1. To move backward: We passed the house we were looking for, so we had to back up a little bit. 2. To move something or someone backward: I backed the car up against the garage wall. Let's back up the car to the curb. 3. To prove something to be true: There was not enough evidence to back up the theory. What I told you is true, and now I have even more evidence to back it up. 4. To support someone by confirming that they are telling the truth: We told our version of the events, certain that the witnesses would back us up. They won't back up anyone who is known for lying. 5. To provide help or support for someone or something: If I decide to take on the job, can I count on you to back me up? The political party backs up any candidate who follows its basic principles. 6. To cause to accumulate, especially due to an obstruction: The accident backed the traffic up for blocks. Something got stuck in the drain, and now the kitchen sink is backed up. 7. To make a copy of a computer program or file for use if the original is lost or damaged: I backed up the disk so that I wouldn't lose any data. Be sure to back your files up before you turn off the computer. back up in. to refuse to go through with something; to back out (of something). Fred backed up at the last minute, leaving me with twenty pounds of hot dogs. backed up mod. drug intoxicated. Old Benny’s really backed up. back and fill 1. Nautical To maneuver a vessel in a narrow channel by adjusting the sails so as to let the wind in and out of them in alteration. 2. To vacillate in one's actions or decisions. back the wrong horse Make a wrong guess about a future outcome. The term comes from horse racing and is occasionally put as bet on the wrong horse, and has been used in this context since the late seventeenth century. It has long been applied to other situations, especially politics, where it means supporting a candidate who loses. Charles L. Graves used it in Punch’s History (1922): “Lord Salisbury made his remarkable speech about our having backed the wrong horse, i.e. Turkey in the Crimean War.”
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