From Longman Dictionary of Contemporary Englishrevrev1 /rev/ (also rev up) verb (revved, revving) [intransitive, transitive] TTCTEMif you rev an engine, or if an engine revs, you make it work faster → rev up→ See Verb table
Examples from the Corpus
rev• The Audi followed, spinning slightly on the wet road, the back end swinging round as the driver revved too hard.• The car revved up and made off.• And the pirate, if that is what he was, revved up his engines and began to turn away.• Joe donned his black helmet and revved up his Harley.• Older men and women revved up their metabolism by 15 percent after just 12 weeks of strength training.• Anya seems to be revving up to tell Rainbow her side of the story.• There are real Cannoli, revved up with a mocha-flavored ricotta cheese filling, and much more.revrev2 noun [countable] informalTMTEM a complete turn of a wheel or engine part, used as a unit for measuring the speed of an engine SYN revolutionExamples from the Corpus
rev• The transformation takes place at 4000 revs.• As they talked, planes began to taxi out and rev up.• After reaching the desired revs by using the foot throttle, the driver then pushes the centre button.• Until warm, high revs cause excessive wear.• At the same time there's a new sparkle to low rev performance.• Although the revs are low the blades are still turning so he has it tilted back on the iron roller.• And the rev counter no longer worked.RevRev British English, Rev. American English (also Revd British English) RRC (Reverend) a title used before the name of a minister of the Christian church Rev D MacleodOrigin rev2 (1900-2000) revolution 