let up

British  

verb

1. to diminish, slacken, or stop

2. informal (foll by on) to be less harsh (towards someone)

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noun

1. informal a lessening or abatement

let up Idioms  

1. See let down , def. 2.

2. Cease, stop entirely, as in The rain has let up so we can go out . [Late 1700s]

3. let up on . Be or become more lenient with, take the pressure off, as in Why don't you let up on the child? [Late 1800s]

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Example Sentences

Stephens, founder of independent wealth and family office advisory Evertern Wealth, saw accelerating interest in this message during the Covid pandemic, but it hasn’t let up.

From Barron's • Apr. 20, 2026

Second, invest in treatment and don’t let up.

From The Wall Street Journal • Feb. 25, 2026

This hostile mode of “Spooning” has worked well enough that it won’t let up anytime soon; in just the past couple months, the private firm also brought AOL and Eventbrite into its portfolio.

From Slate • Jan. 23, 2026

"Epstein is the story and don't let up."

From BBC • Dec. 22, 2025

He felt as if the pressure would never let up.

From "The Hot Zone" by Richard Preston