Dictionary.com
Thesaurus.com
Synonyms

let up

British  

verb

  1. to diminish, slacken, or stop

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

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

noun

  1. informal a lessening or abatement

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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]


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Without a break, Dudamel began Estévez’s complex cantata, which he conducted from memory, with a searing fury that did not let up for 35 minutes.

From Los Angeles Times • Jun. 9, 2026

“They don’t let up with the phone calls,” she said.

From The Wall Street Journal • May 29, 2026

However, after clawing her way back to 5-4 from 5-1 down in the tie-break, Raducanu's resistance let up and Sierra secured victory after an hour and 45 minutes.

From BBC • May 24, 2026

Luna and Leger Fernández still didn’t let up, saying that they would force the votes to expel the representatives if their resignations weren’t officially tendered by 2 p.m.

From Slate • Apr. 16, 2026

Students didn’t let up for one minute, chirping on about my folks, my mother’s teaching, and things I considered personal and sacred.

From "Warriors Don't Cry: A Searing Memoir of the Battle to Integrate Little Rock's Central High" by Melba Pattillo Beals

Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "let up" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com