chirp Play tΚΙΛpverb(of a small bird or an insect) make a short, sharp, high-pitched sound.outside, the crickets chirped monotonouslytweet,twitter,chirrup,cheep,peep,chitter,chatter,chirr,sing,warble,trill,pipenouna short, sharp, high-pitched sound.the chirps and whirrs of insects SYNONYMS chattercheepchirrchirrupchitterpeeppipesingtrilltweettwitterwarble