1. Of a liquid or gas, to enter into something or some place in a great gush or burst. Cold air comes surging into the house if you leave the doors open for more than a couple of seconds. Rainwater started surging into the room through a crack in the window.

2. Of people, animals, or things, to enter something or some place in large numbers and all at once. Hundreds of people surged into the store to nab one of their amazing Black Friday deals. A huge colony of bats surged into the sky from the mouth of the cave.

1. Of a liquid or gas, to enter into something or some place in a great gush or burst. Cold air comes surging in the house if you leave the doors open for more than a couple of seconds. Rainwater started surging in through a crack in the window.

2. Of people, animals, or things, to enter something or some place in large numbers and all at once. Hundreds of people surged in the store to nab one of their amazing Black Friday deals. A huge colony of bats surged in the air from the mouth of the cave.

3. To quickly or suddenly gain a very large amount of something. The TV show had a bit of a slow start, but surged in popularity during its second season. The product has been surging in sales after receiving recommendations from high-profile doctors as a safe and effective weight-loss supplement.

4. To become much greater, larger, or more numerous in some particular setting or context. Credit card debt surged in the late 2000s as people were given higher limits and more time to pay back their lenders. Raw sewage began surging in the basement from a burst pipe.

5. To quickly or suddenly move ahead in position or popularity in a political election. The decorated war veteran has surged in the race for her party's nomination following her impressive performance in the primary debate. Despite what some thought was damning evidence, the candidate has nonetheless been surging in the polls lately.

1. Of a liquid or gas, to exit from something or some place in a great gush or burst. Blood surged out of the wound in his chest. Cold air surged out as the scientists opened the door to the cryogenic chamber.

2. Of person or animal, to exit from something or some place very quickly and suddenly, with a great burst of speed. Sarah's mother surged out of the car and snatched the cigarette from her lips. I was trying to peer into the mysterious cave when suddenly a bear surged out and bore down on me with incredible speed.

3. Of electricity in a power grid, to become temporarily lost or unavailable due to a sudden increase or oscillation in electric current or voltage within a particular area. The power had surged out across the whole city as a result of the earthquake.

4. To radiate or emanate off, out, or away from someone or something. The boss's anger surged out like water from a burst dam. A wall of heat surged out of the burning building as the firefighter kicked open the front door to make her way inside.

1. Of a liquid or gas, to exit from something or some place in a great gush or burst. Blood surged out of the wound in his chest. Cold air surged out of the cryogenic chamber as the scientists opened the door to inspect the patient inside.

2. Of person or animal, to exit from something or some place very quickly and suddenly, with a great burst of speed. Sarah's mother surged out of the car and snatched the cigarette from her lips. A bear surged out of the dark cave and bore down on me with incredible speed.

3. To radiate or emanate off, out, or away from someone or something. The boss's anger surged out of him like water from a burst dam. A wall of heat surged out of the burning building as the firefighter kicked open the front door to make her way inside.

1. Of a stock or stock market, to increase in price or value as a result of something. The company's stocks have surged off the immense popularity of its most recent product. Markets around the world began surging off of news that the two countries would finally be ending their years-long trade war.

2. To radiate or emanate off of someone or something. Heat surged off of her body as she paused mid-run to catch her breath in the cold mountain air. I could practically feel the anger surging off of the boss as he listened to the woeful figures from the sales department.

1. Of a liquid or gas, to rise up (into something) very quickly in a burst or gush. A gust of wind sent the smoke surging up into the air. Water surged up my nose as I plunged into the ice-cold lake.

2. Of an emotion, to swell or strengthen within one. I could feel my anger surging up as I listened to the harrowing story. Happiness surged up within me thinking about my wonderful fiancée.