\ˈrev \

Definition of rev 

(Entry 1 of 4)

1 : a revolution of a motor

2 : revolution per minute usually used in plural


revved; revving

Definition of rev (Entry 2 of 4)

transitive verb

1a : to step up the number of revolutions per minute of often used with up rev up the engine

b : increase used with up rev up production

2 : to drive or operate especially at high speed often used with up

3 : to make more active or effective used with up revving up the economy

4 : to stir up : excite usually used with up revved up the kids before bedtime

intransitive verb

1 : to operate at an increased speed of revolution usually used with up

2 : to increase in amount or activity usually used with up the campaign revved up

3 : to become more excited especially in anticipation usually used with up the partygoers were revving up


abbreviation (1)

Definition of rev (Entry 3 of 4)

1 revenue

2 reverse

3 review; reviewed

4 revised; revision

5 revolution


abbreviation (2)

Definition of Rev (Entry 4 of 4)

1 Revelation

2 reverend

Examples of rev in a Sentence

Recent Examples on the Web: Noun

First, these will be the last Corvettes with a manual transmission—a trick seven-speeder with a rev-matching function for downshifting. Dan Neil, WSJ, "2019 Corvette ZR1: The Last, and Best, of Its Kind," 28 Nov. 2018 Any true health fiend knows, though, that the wind-down is just as important as the rev-up. Zoe Ruffner, Vogue, "The 11 Best Gifts for the Wellness Warrior in Your Life," 14 Nov. 2018 On top of that, some engines can create unpleasant vibrations across certain rev-ranges during cylinder deactivation. Jonathan M. Gitlin, Ars Technica, "Clever new cylinder control gives big MPG boost—and it’s ready to roll," 15 Feb. 2018 As long as rumors of a rotary revival endure, car lovers will dream of this fussy, quirky engine once again powering the wheels of a torquey, rev-happy ride. Matthew Jancer, Popular Mechanics, "Why Car Lovers Are So Mad for Mazda’s Rotary Engine Revival," 21 May 2018 Fuel economy comes in at 16 mpg city and 25 highway for the Tremec six-speed with rev-matching. Jeff Yip, Houston Chronicle, "Big boys’ toys: Camaro special edition pays tribute to iconic Hot Wheels," 9 June 2018 Active rev matching can be turned on or off, but its on-point operation allows amateur drivers to feel like pros. Eric Stafford, Car and Driver, "2018 Honda Civic Type R," 22 Feb. 2018 Technically, rev-matching actually predicts shifts and then quickly matches engine revolutions per minute. Phoebe Wall Howard, USA TODAY, "2019 Ford Mustang GT California Special adds muscle to lineup," 12 Mar. 2018 Technically, rev-matching actually predicts shifts and then quickly matches engine revolutions per minute. Phoebe Wall Howard, Detroit Free Press, "New 2019 Ford Mustang GT California Special adds muscle to lineup," 12 Mar. 2018

Recent Examples on the Web: Verb

While revving up pressure on Saudi Arabia, Turkey is also using a warming-up in relations with the U.S. to resolve a number of flashpoints. David Gauthier-villars, WSJ, "Turkey Says Saudi Chemists Erased Evidence of Journalist’s Killing," 5 Nov. 2018 And, man, oh, man, folks boarding up, as Hurricane Florence revs up. Fox News, "Former NYSE chair on reopening Stock Exchange after 9/11," 12 Sep. 2018 Now, as one of the most high-profile and vocal advocates of Time's Up, Sorvino's career is revving up. Rebecca Farley,, "Mira Sorvino: A Casting Director Gagged Me With A Condom When I Was 16," 12 July 2018 At night, prostitutes, most of whom come to Luoshui from other parts of China, pose as Mosuo girls for men revved up on the fantasy of local women. Jason Motlagh, Marie Claire, "Kingdom of Women," 18 Jan. 2018 Even small bursts of activity are enough to get your metabolism revved, according to a study in the scientific journal Nature. Redbook, "23 Ridiculously Easy Ways to Increase Metabolism," 26 July 2017 High-fiber, whole-grain carb sources like oats, brown rice, and skin-on potatoes take longer to digest, which keeps your metabolism revved and helps prevent body fat. Carly Graf, Outside Online, "The Foods You Should Be Eating at Every Age," 28 June 2018 One key souvenir from that mating: a jackrabbit version of agouti, the gene that normally revs up its activity and turns snowshoe fur white in the winter, the researchers report today in Science. Elizabeth Pennisi, Science | AAAS, "How the snowshoe hare is losing its white winter coat," 21 June 2018 James Neal revved up the home crowd, opening the scoring with a wrist shot past Braden Holtby just 7:58 into the game., "The latest: Caps lead Golden Knights, 3-2, in third period of Game 2," 31 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'rev.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of rev


circa 1890, in the meaning defined at sense 1


1920, in the meaning defined at transitive sense 1a

History and Etymology for rev


short for revolution

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Statistics for rev

Last Updated

11 Dec 2018

Look-up Popularity

Time Traveler for rev

The first known use of rev was circa 1890

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More Definitions for rev



English Language Learners Definition of rev

 (Entry 1 of 2)

: a complete turn of an engine part



English Language Learners Definition of rev (Entry 2 of 2)

: to cause (an engine) to run more quickly : to increase the revolutions per minute of (a motor in a vehicle)


\ˈrev \
revved; revving

Kids Definition of rev

: to increase the number of revolutions per minute of (a motor) rev an engine

Kids Definition of Rev.


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More from Merriam-Webster on rev

Rhyming Dictionary: Words that rhyme with rev

Spanish Central: Translation of rev

Britannica English: Translation of rev for Arabic Speakers

Comments on rev

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to enclose within walls

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