throttle back

verb

throttled back; throttling back; throttles back
: to reduce the amount of fuel flowing to an engine by adjusting the throttle
He throttled back to 45 mph.
sometimes used figuratively with respect to intensity
You need to throttle back your anger.

Browse Nearby Words

Cite this Entry

“Throttle back.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/throttle%20back. Accessed 12 Mar. 2026.

Love words? Need even more definitions?

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

More from Merriam-Webster