不干不净 bùgānbùjìng unclean Origin Definitions Defs Strokes Stroke Words Sentences Sents 不干不净，吃了没病 bùgānbùjìngchīleméibìng a little dirt never killed anyone A proverb suggesting that a few germs or slightly unhygienic food will not cause illness; similar to the English saying "a little dirt never hurt anyone".