bite (someone) in the arse

colloquial To punish or take revenge on someone for his or her misjudgment or misdeed(s). Typically the punishment or revenge is not exacted by a person, but as a general consequence for the misbehavior itself. Primarily heard in UK. Your poor treatment of your employees might come back to bite you in the arse some day. I got too greedy with my gambling, and now it has bitten me in the arse.