To defeat decisively, to suppress. / (obsolete) To crush or dash to pieces. / (law) To void or suppress (a subpoena, decision, etc.).

present participle of quash

The action of quashing something.

simple past tense and past participle of quash

plural of quashing

Third-person singular simple present indicative form of quash

(law) Able to be quashed or annulled

(archaic) simple past tense and past participle of quash

plural of quasher

(archaic) A native of the West Indies.