English Reference
noun · verb

rev

n. · v.
US /ˈɹɛv/ UK /ɹˈɛv/ rev UK spelling revs

  1. 01 B2 Upper Intermediate Informal Technical

    n.one full turn of an engine part; usually used in the plural to talk about engine speed.

    n.a single complete turn of a motor or engine part, typically measured per minute to indicate rotational speed.

    Simple

    The driver kept the revs high as he prepared to overtake the truck.

    In context

    The mechanic noticed that the engine was struggling to maintain consistent revs while idling, suggesting a potential issue with the fuel injection system.

    Usage

    Almost always used in the plural form 'revs' when referring to engine performance.

  2. 02 B2 Upper Intermediate Informal

    v.to make an engine run faster, especially by pressing the gas pedal while the car is not moving.

    v.to increase the running speed of an engine, often while the vehicle is stationary or the clutch is disengaged.

    Simple

    He revved the engine a few times to warm it up on the cold morning.

    In context

    The motorcyclist revved his engine impatiently at the red light, creating a deafening roar that echoed through the narrow street.

    Usage

    Often used with the particle 'up' as in 'to rev up'.

This entry
Level B2 · Upper Intermediate
Frequency Common
Updated