\ ˈrev How to pronounce rev (audio) \

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 uprev up the engine
b : increase used with uprev up production
2 : to drive or operate especially at high speed often used with up
3 : to make more active or effective used with uprevving up the economy
4 : to stir up : excite usually used with uprevved 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 upthe campaign revved up
3 : to become more excited especially in anticipation usually used with upthe partygoers were revving up

Definition of rev (Entry 3 of 4)

1 revenue
2 reverse
3 review; reviewed
4 revised; revision
5 revolution

Definition of Rev (Entry 4 of 4)

1 Revelation
2 reverend

Examples of rev in a Sentence

Recent Examples on the Web: Noun Although unchanged, the Bentayga's twin-turbo V-8 is also worthy of praise for its combination of lag-free, low-rev muscle and a genuine enthusiasm to stretch all the way to its 6700-rpm limiter. Mike Duff, Car and Driver, "Tested: 2021 Bentley Bentayga V-8 Looks Sharper, Accelerates Harder," 11 Aug. 2020 There's no auto rev-match system, which makes the pedal position even more regrettable. Jens Meiners, Car and Driver, "2022 Volkswagen GTI Thrives in the Modern Era," 9 Aug. 2020 The other main advantage King claims is that the Szorenyi's rev limit isn't constrained by the crankshaft bending that results from the Wankel's eccentric rotors. Matthew Jancer, Popular Mechanics, "The Rhombus Rotary Engine: Can a Quirky New Design Top the Famous Wankel?," 18 Jan. 2019 That disengaged the rev limiter and his engine spiked to 10,500 rpm. Michael Knight, azcentral, "NHRA Pro Stock racer Matt Hartford back for another shot at Arizona Nationals," 19 Feb. 2020 The rev-up came after the company's sales and earnings reports late Wednesday topped Wall Street forecasts for the final three months of 2019. Stephen Gandel, CBS News, "Tesla stock zooms on "game changing" earnings," 30 Jan. 2020 And getting caught too low in the rev range exposes the engine’s laggy nature. Jared Gall, Car and Driver, "Starter Sports Sedan Rivalry: Alfa vs. BMW vs. Genesis vs. Volvo," 24 Jan. 2020 That engine is a 1.6-liter inline three-cylinder that produces 268 horsepower and 273 lb-ft of torque, and it's paired with a six-speed manual transmission with a standard rev-matching system. Connor Hoffman, Car and Driver, "Toyota Hints It Will Have Something Like GR Yaris for Americans," 14 Feb. 2020 Indeed, that's a lot of rev in the Rocket City and the zoom is getting more room, too. Paul Gattis |, al, "Why Huntsville may no longer be just the ‘Rocket City’," 11 Feb. 2020 Recent Examples on the Web: Verb The Fed can’t keep inflation from falling when the economy is weak because there’s no room to cut rates to rev up growth. Peter Coy,, "The Most Dovish Fed in History Is on a Mission to Spur Inflation," 8 Oct. 2020 Eric Trump, another son, makes two campaign stops in Phoenix and Glendale to rev up Latino and Evangelical voters on behalf of Trump's re-election effort. Dan Nowicki, The Arizona Republic, "Here are the recent times Trump, his kids and Pence have been in Arizona," 4 Oct. 2020 Trump is getting a five-day course of the experimental antiviral drug remdesivir and got a large dose of an experimental monoclonal antibody treatment meant to rev up his immune response, his doctors said. Maggie Fox, CNN, "Trump's doctors paint a rosy -- but vague -- picture of his health during Covid-19 treatment," 3 Oct. 2020 Candidates rev up the GOP base at office openings and other events often co-hosted by the state party and the Trump campaign. Torey Van Oot Star Tribune, Star Tribune, "Battle for Minnesota Senate could shift balance of power at the state Legislature," 12 Sep. 2020 But the debate could still rattle the race and rev up the electorate, writes NBC News' Sahil Kapur. NBC News, "Trump and Biden to face off in first debate, Covid-19 global death toll hits 1 million and Lightning win Stanley Cup," 29 Sep. 2020 Now, a top Chinese official has a new idea to rev up growth during the coronavirus pandemic: elevators. Keith Bradsher, New York Times, "As China Ages, a Push to Add Elevators Offers a New Kind of Economic Relief," 23 Sep. 2020 Conservatives are still energized by the issue, and putting out names could offer Trump and his allies a list of conservative boogeymen to use against Biden to rev up his base. Alexandra Jaffe, Star Tribune, "Biden to focus on health care in Supreme Court debate," 20 Sep. 2020 As a result, the initial response in the lungs doesn’t fully rev up, letting the virus run roughshod. Michael Greshko, National Geographic, "These promising coronavirus treatments are saving lives," 28 Aug. 2020

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.

See More

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

Keep scrolling for more

Learn More about rev

Time Traveler for rev

Time Traveler

The first known use of rev was circa 1890

See more words from the same year

Statistics for rev

Last Updated

19 Sep 2020

Cite this Entry

“Rev.” Dictionary, Merriam-Webster, Accessed 20 Oct. 2020.

Keep scrolling for more

More Definitions for rev


How to pronounce Rev (audio)

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 How to pronounce rev (audio) \
revved; revving

Kids Definition of rev

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

Kids Definition of Rev.


More from Merriam-Webster on rev

Britannica English: Translation of rev for Arabic Speakers

Comments on rev

What made you want to look up rev? Please tell us where you read or heard it (including the quote, if possible).


Test Your Vocabulary

Farm Idioms Quiz

  • cow coming home
  • What does 'poke' refer to in the expression 'pig in a poke'?
Spell It

Can you spell these 10 commonly misspelled words?

Syn City

Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!