越俎代庖 [ㄩㄝˋ ㄗㄨˇ ㄉㄞˋ ㄆㄠˊ; yue4 zu3 dai4 pao2] lit. to go beyond the sacrificial altar and take over the kitchen (idiom); fig. to exceed one's place and meddle in other people's affairs to take matters into one's own hands ◄ ►