# rev up

> English word · Verb

## Definitions
1. To increase the speed of an engine, especially that of a stationary motor car.
2. To make (someone or something) more active.
3. To become more active.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/rev-up