胆大 dǎndà bold Origin Definitions Defs Strokes Stroke Words Sentences Sents 胆 膽 dǎn nounadjective courage Bravery or guts; derived from the traditional Chinese belief that the gallbladder is the source of a person's courage.大 dà adjective big big; large; great; vast; high in scale or intensity; (of a person) old; adult