在线词典一丝不挂原是佛教用来比喻人没有一丝牵挂。后指人裸体。拼音yī sī bù guà解释原是佛教用来比喻人没有一丝牵挂。后指人裸体。近义词赤身裸体反义词衣冠楚楚英文释义not wearing one thread (idiom); absolutely naked; without a stitch of clothing; in one's birthday suit