Definition of rev in English:

rev

Line breaks: rev
Pronunciation: /rɛv
 
/
informal

noun

(usually revs)
  • 1A revolution of an engine per minute: an engine speed of 1,750 revs
    More example sentences
    • A petrol engine will spin happily, in some cases to 8,000 or 9,000 revs per minute.
    • Equally, there are no very slow corners which see the engine operating at very low revs, meaning the rev range required is also within our normal limits.
    • It responds to high revs and comes alive as the red rev counter homes in on the 8,000 rpm redline.
  • 1.1An act of increasing the speed of revolution of a vehicle’s engine by pressing the accelerator: she started it up with a violent rev of the engine
    More example sentences
    • It sounded like a generator or the engine of a diesel truck but with a deeper sound and intervals that were not as fast as you would hear from the revs of an idle engine.
    • Firmly strapped into the bucket seat next to Chris, in one rev of the engine and a massive cloud of dust, we were off, hurtling over rocks and ditches.
    • We were all nearly asleep when I heard the rev of a motor, the squeal of wheels.

verb (revs, revving, revved)

[with object] Back to top  
  • 1Increase the running speed of (an engine) or the engine speed of (a vehicle) by pressing the accelerator, especially while the clutch is disengaged: he revved up the engine and drove off
    More example sentences
    • He was out there starting each vehicle and revving the engines, letting them idle.
    • To get some tire-spinning momentum at the start, the engine had to be revved up and the clutch pedal banged out.
    • She expected him to follow, but then she heard the engine to his car being revved up, he then turned the vehicle and drove away in an alarmingly high speed.
  • 1.1 [no object] (Of an engine) operate with increasing speed when the accelerator is pressed, especially while the clutch is disengaged: he could hear the sound of an engine revving nearby
    More example sentences
    • The enormous crowd around the enclosure was screaming cheerily, the car engines were revving up and the propane was spitting menacing proportions of heat.
    • The sound effects of the car's engines revving up and down is okay, but doesn't provide the high-decibel wow it could.
    • From the darkened bar from which I dictate this missive, I can hear the starter engines revving up!
  • 1.2Make or become more active or energetic: [no object]: he’s revving up for next week’s World Cup game [with object]: we need to rev up the economy
    More example sentences
    • The binding efficiency index comes out to just under 12, which is nothing to get revved up about.
    • You can also pop in an exercise video to get revved up.
    • Now you're revved up to move forward on projects.

Origin

early 20th century: abbreviation of revolution.

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