驽钝 núdùn slow-witted Definitions Defs Origin Strokes Stroke Words Sentences Sents 驽 駑 nú mediocre (bound form) mediocre; dull-witted; incompetent; (metaphorical) used to describe a person of low talent or a useless person钝 鈍 dùn adjective stupid dull-witted; slow in reacting or understanding; clumsy