\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

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 The package will only be available on GT coupes and convertibles equipped with six-speed manual transmissions, which get a rev-matching function for 2019 that smooths gear changes by automatically blipping the throttle on downshifts. Fox News, "The Ford Mustang GT California Special will be cruising back into showrooms in 2019," 12 Mar. 2018 Porsche will allow customers to disable the automated rev-match function in the future, though. Jens Meiners, Car and Driver, "Porsche 911 Chief Talks Philosophy and Future, Including a Plug-In Model," 30 Jan. 2018 Mushroom barley soup gets a rev of flavor from a bottle of nut brown ale in the beginning and a splash of pickle brine at the end for brightness. Anna Thomas Bates, Milwaukee Journal Sentinel, "Mushroom Barley Soup," 19 Dec. 2017

Recent Examples on the Web: Verb

Presidents in the past leaned on the Fed to rev up growth ahead of elections, sometimes causing havoc later. Peter Eavis, New York Times, "The Fed Is Usually Off-Limits to the President. Is Trump Changing That?," 5 July 2018 Before free agency revved up, the company had virtual images for several teams ready to go and increased the number of blanks on-hand for every one of James’ possible destinations, based on Vegas odds. Cam Wolf, GQ, "LeBron James’s L.A. Lakers Jersey Is Already a Best-Seller," 2 July 2018 Here’s news sports car fans can get revved up about. Jeff Yip, Houston Chronicle, "2019 Mazda MX-5 gets 26-hp boost," 23 June 2018 John Beilein's summer recruiting is starting to rev up a bit, as the Michigan basketball program is a finalist for a pair of top 30 prospects for the class of 2019. Nick Baumgardner, Detroit Free Press, "Michigan basketball finalist for 4-star Jalen Wilson, 5-star Tyrese Maxey," 8 May 2018 Ford’s display rocks it once again, with all-ages engagement ranging from Hank the Robot to the 5.0 Mustang revving up on the dyno. Robert Duffer,, "Chicago Auto Show winners and losers," 16 Feb. 2018 Palo Alto’s Tesla, which absorbed SolarCity last year, is revving up production of its own solar cells at a new factory near Buffalo, New York. David R. Baker, San Francisco Chronicle, "Trump’s solar tariff could hit California hard," 22 Jan. 2018 In some cases, domestic producers have revved up production in an attempt to meet demand, though not enough to stave off price increases. Adam Vaccaro,, "Tariffs are making it more expensive to build in Boston — and that could push rents even higher," 12 July 2018 Bed-tax revenue will rev up Orlando’s bid to bring the Monster Jam World Finals to Camping World Stadium in 2019 and 2020 if Orange County commissioners approve a sports-incentive funding request of $1.7 million. Stephen Hudak,, "Monster Jam, Bay Hill highlight sport-incentive requests for bed-tax money," 10 July 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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Phrases Related to rev

rev up

revved up

Statistics for rev

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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)

: 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

See words that rhyme with rev

Spanish Central: Translation of rev

Britannica English: Translation of rev for Arabic Speakers

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