大拇指 dàmǔzhǐ thumb Definitions Defs Origin Strokes Stroke Words Sentences Sents 大拇指头 dàmuzhǐtou thumb (colloquial) thumb; big toe. Also written as [[大拇指|大拇指|da4 mu3 zhi3]], [[拇指|拇指|mu3 zhi3]], [[大拇哥|大拇哥|da4 mu3 ge1]], or [[大指|大指|da4 zhi3]]竖起大拇指 shùqǐdàmuzhǐ thumbs up to hold up one's thumb as a sign of approval; to give a thumbs-up