推心置腹 [ㄊㄨㄟ ㄒㄧㄣ ㄓˋ ㄈㄨˋ; tui1 xin1 zhi4 fu4] to give one's bare heart into sb else's keeping (idiom); sb has one's absolute confidence to trust completely to confide in sb with entire sincerity ◄ ►