1
: a revolution of a motor
2
: revolution per minute
—usually plural

rev

2 of 4

verb

revved; revving

transitive verb

1
a
: 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

rev

3 of 4

abbreviation (1)

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

Rev

4 of 4

abbreviation (2)

1
Revelation
2
reverend

Examples of rev in a Sentence

Verb the team was revved up by the coach's do-or-die locker room speech
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Noun
In Sport the exhaust is distinctly louder—when shifting into Sport, when stepping on the throttle and even when braking; the system delivers a nice pop-and-gurgle rev match when downshifting. — Scotty Reiss, Forbes.com, 15 Jan. 2026 Paul Hansen recalled hearing the engine rev before the vehicle jumped the curb and hit them. — Bethany Brown, People.com, 9 May 2025
Verb
Hammer tends to deliver equally sensible advice, only in a more flamboyant and revved-up package. — Brady Brickner-Wood, New Yorker, 28 Sep. 2026 In fact, the engine revs climb so quickly that engaging the paddle shifters often hits the limiter because the paddles don’t shift fast enough. — Joel Feder, The Drive, 24 Sep. 2026 See All Example Sentences for rev

Word History

Etymology

Noun

short for revolution

First Known Use

Noun

1851, in the meaning defined at sense 1

Verb

1918, in the meaning defined at transitive sense 1a

Time Traveler
The first known use of rev was in 1851

Browse Nearby Words

Cite this Entry

“Rev.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rev. Accessed 5 Oct. 2026.

Kids Definition

: a revolution of a motor

rev

2 of 2 verb
revved; revving
1
a
: to increase the revolutions per minute of (a motor)
b
: increase
—used with up
rev up production
2
: to make more active or effective
—used with up
needed to rev up the campaign
3
: excite sense 1
—usually used with up
revved the kids up
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