Meaning of “dream” - Learner’s Dictionary

dream

verb us uk /driːm/ past tense and past participle dreamed, dreamt
Extra Examples
It's quite common to dream about falling.He dreamt he was drowning in the sea.I dreamt that I'd killed him.He wasn't sure whether it had really happened or whether he'd dreamt it.Everyone dreams but not everyone remembers what they dreamt about.
SLEEP [ I, T ]

A2 to experience events and images in your mind while you are sleeping:

[ + (that) ] Last night I dreamed that I was flying.
IMAGINE [ I, T ]

B1 to imagine something that you would like to happen:

[ + (that) ] He never dreamed that one day he would become President.
wouldn't dream of doing sth

used to say that you would not do something because you think it is wrong or silly

See also

(Definition of “dream verb” from the Cambridge Learner’s Dictionary © Cambridge University Press)