1. To speak (about someone or something) in a particularly boastful or arrogant manner. My date kept spouting off about how important she is in her job and how much money she makes, never even asking what I do for a living.

2. To speak for a tedious or exasperating length of time. My father in law never fails to spout off about his various journeys around the world whenever we see him. I always let my mind wander whenever Dan starts spouting off about politics like that.

3. To utter something in a brash, unwelcome, or unpleasant manner. Dan, please stop spouting off intimate details about our private life like that—we're in a public restaurant! He spouted off some very technical, longwinded answer that made absolutely no sense whatsoever.

1. Of a liquid or gas, to pour or gush out from something. Heavy rains overloaded the local sewer lines, causing sewage to spout from the building's toilets. Boiling-hot steam spouted from the fissure in the ground.

2. To expel or eject some liquid or gas from something in a stream or gush. In this usage, a noun or pronoun is used between "spout" and "from." The pot started spouting steam from a hole in its lid as the contents inside began to boil. As the pressure increased, the dam began spouting water from a crack that appeared near the center.

3. Of words or thoughts, to issue forth from some source very quickly or voluminously. Words were spouting from his lips faster than I could even comprehend them. I usually have to sit at my desk and let my mind wander for a bit before good ideas start spouting from it.

4. To recite words or thoughts taken from some source, especially in a disingenuous, pretentious, or naïve manner. In this usage, a noun or pronoun is used between "spout" and "from." That's the last time I date a philosophy major. She just spent every evening together spouting rubbish from whatever book she happened to be reading that day. Stop spouting the rules and regulations from the employee handbook at me, Tom. You're not my boss!

1. Of a liquid or gas, to pour or gush out (from something). Heavy rains overloaded the local sewer lines, causing sewage to spout out of all the toilets in the building. Eventually the pressure was so great that a crack appeared in the container and steam began spouting out.

2. To expel or eject some liquid or gas from something in a stream or gush. In this usage, a noun or pronoun can be used between "spout" and "out." The pot started spouting out steam as the contents inside began to boil. Boiling-hot steam spouted from the fissure in the ground.

3. To utter something very quickly or abruptly, especially something that is unsolicited, inappropriate, or not meant to be shared. In this usage, a noun or pronoun is used between "spout" and "out." My uncle when off on a tirade, spouting out the most awful invectives imaginable. Suddenly, apropos of nothing, she spouted a wedding proposal out, which took me completely by surprise. Once he gets going, Stephen will start spouting facts and figures out so fast that it will make your head spin.