/kwosh/ , v.t.
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.).
[ 1300-50; ME quashen to smash, break, overcome, suppress quasser, in part quassare to shake (freq. of quatere to shake; cf. CONCUSSION); in part cassare to annul, deriv. of L cassus empty, void ]
Syn. 1. crush, squash, quench, repress.