\ 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

Sure, a 9,000-rpm redline is high for a street car, but being able to rev higher could allow for greater power in other applications. Matthew Jancer, Popular Mechanics, "The Rhombus Rotary Engine: Can a Quirky New Design Top the Famous Wankel?," 18 Jan. 2019 But, overall the Anafi could hit a sweet-spot for a certain traveler just beginning to rev up their drone photography game, and looking to save a little money. Sebastian Modak, Condé Nast Traveler, "Parrot's New Super-Lightweight Anafi Drone Might Be Ideal for the Casual Vacationer," 6 June 2018 Black Friday 2018 is almost upon us, and the deals are plentiful, so rev up the shopping engines and have your credit card handy. Glamour, "Black Friday Deals 2018: Everything We Know So Far," 12 Nov. 2018 The episode culminates in a tragic twist that marks a turning point in the season, revving up into high gear what had until then been a slow burn. Jennifer Ouellette, Ars Technica, "The slow-burn psychological horror of Castle Rock makes for must-see TV," 4 Sep. 2018 The delegates will convene, argue a bit, eat a lot, network a bunch, get revved up and go home. Ross Ramsey, star-telegram, "Are Texas political conventions necessary?," 16 June 2018 For 42 consecutive years, the San Francisco LGBT Pride Parade and March has started with Dykes on Bikes revving their engines and roaring up Market Street. Sam Whiting,, "On the road with Dykes on Bikes in a pre-Pride run," 14 June 2018 Europe, fearing Iran will also pull out of the nuclear accord and rev up its program again, has sought to protect its companies from the U.S. sanctions and vowed to keep trade and financial lifelines open. Samuel Rubenfeld, WSJ, "U.S. Ramps Up Sanctions on Hezbollah as Part of Iran Pressure," 13 Nov. 2018 Uber may soon rev up that work, with the City Council now seeking more data from ride-hail companies and weighing whether to impose a minimum fare rate. Daniel Beekman, The Seattle Times, "Ride-hail companies to push for congestion pricing in Seattle as city considers tolling downtown streets," 8 Oct. 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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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)

informal : 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

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esteemed in general opinion

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