顾命大臣
帝王临终前托以治国重任的大臣 Before his death, the emperor entrusted with responsibility of the Minister of Country  帝王临终前托以治国重任的大臣。《明史·丘橓传》:“ 曹一夔 身居风宪,盛称 冯保 为顾命大臣。”