披挂上阵 pīguàshàngzhèn to join the fray Definitions Defs Origin Strokes Stroke Words Sentences Sents 披挂 披掛 pīguà to put on armor to put on a suit of armor; also used for putting on stage costumes or professional equipment for a specific task上阵 上陣 shàngzhèn to go into battle to go to the battlefield; to take part in combat