WordReference Random House Learner's Dictionary of American English © 2017
rev /rɛv/USA pronunciation
n., v., revved, rev•ving. [Informal.]n. [countable]
WordReference Random House Unabridged Dictionary of American English © 2017
- Informal Termsa revolution of the crankshaft within an engine.
- Informal Termsto (cause to) go faster sharply, such as a car, etc.: [~ + object (+ up)]He revved the race car (up).[~ (+ up) + object]The racers revved (up) their engines.[no object; ~ + up]The two cars revved up at the traffic light.
- to increase in activity or speed:[no object; ~ + up]The economy began to rev up.
n., v., revved, rev•ving. [Informal.]n.
- Informal Termsa revolution (in an engine or the like).
- Informal Termsto accelerate sharply the speed of (an engine or the like) (often fol. by up).
- Informal Terms(of an engine) to accelerate;
become revved (often fol. by up).
- Informal Termsrev up, to increase in strength or accelerate sharply:The economy is beginning to rev up.
- short for revolution 1900–05
Collins Concise English Dictionary © HarperCollins Publishers::
rev /rɛv/ informal n
vb (revs, revving, revved)
- revolution per minute
- (often followed by up) to increase the speed of revolution of (an engine)
Rev. abbreviation for
rev. abbreviation for