蹲牢 Traditional form: 蹲牢 Pinyin (reading): dūnláo Definitions: see 蹲大牢 (dūndàláo) Characters: 蹲 - to squat, to crouch 牢 - pen, prison, stable; fast, firm, secure Traditional characters: 蹲 - to squat, to crouch 牢 - pen, prison, stable; fast, firm, secure