笞臀 chītún to whip the buttocks Definitions Defs Origin Strokes Stroke Words Sentences Sents 笞 chī to whip to beat or whip with bamboo strips, a stick, or a lash; to flog臀 tún buttocks (bound form) buttocks; hips; rump; not to be pronounced as diàn; commonly referred to as 屁股 pìgu