Webster's English Dictionary

Enter the word to look up:

quash

1. quash \'kwa:sh, 'kwo.sh\ vt [ME quassen, fr. MF casser, quasser to 
   annul, fr. LL cassa]re, fr. L cassus void, without effect; akin to L 
   care-re to be without - more at CASTE : to put an end to, set aside, or 
   make void esp. by judicial action {R@ an indictment}
2. quash vt [ME quashen to smash, fr. MF quasser, casser, fr. L quossa]re 
   to shake violently, shatter, fr. quassus, pp. of quatere to shake; akin to 
   OE hu-denian to shake : to suppress or extinguish completely : QUELL {~ a 
   rebel lion}