苦胆 kǔdǎn gallbladder Origin Definitions Defs Strokes Stroke Words Sentences Sents 苦 kǔ adjective bitter having a sharp, pungent taste like that of coffee or unsweetened cocoa; the opposite of 甜 tián胆 膽 dǎn noun gallbladder The gallbladder; a bitter organ located near the liver that aids in digestion; also referred to as 胆囊 dǎnnáng.