[ kwosh ]
See synonyms for: quashquashedquashing on Thesaurus.com

verb (used with object)
  1. to put down or suppress completely; quell; subdue: to quash a rebellion.

  2. to make void, annul, or set aside (a law, indictment, decision, etc.).

Origin of quash

1300–50; Middle English quashen to smash, break, overcome, suppress <Old French quasser, in part <Latin quassāre to shake (frequentative of quatere to shake; cf. concussion); in part <Late Latin cassāre to annul, derivative of Latin cassus empty, void

Other words for quash

Other words from quash

  • un·quashed, adjective

Words Nearby quash

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use quash in a sentence

British Dictionary definitions for quash


/ (kwɒʃ) /

  1. to subdue forcefully and completely; put down; suppress

  2. to annul or make void (a law, decision, etc)

  1. to reject (an indictment, writ, etc) as invalid

Origin of quash

C14: from Old French quasser, from Latin quassāre to shake

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