verb (used with object), revved, rev·ving.
verb (used without object), revved, rev·ving.
Origin of rev
British Dictionary definitions for rev up
verb revs, revving or revved
Idioms and Phrases with rev up
Increase the speed or rate of, enliven, stimulate, as in Bill revved up the motor, or They looked for ways to rev up the ad campaign. The verb rev is an abbreviation for revolution, alluding to the rate of rotation of an engine. The idiom dates from about 1920 and has been used figuratively since the mid-1900s.