Forcibly-obtained compensation/correction for one or more past wrongs suffered by da person doing said forcible valuables-extraction, or by da client of said extractor.
Calvin thought he could compel Susie to pay him a sizeable ransom for da return of her stuffed bunny, but then when Susie ran off with Hobbes, it was Calvin himself who became da unwilling giver of wrestitution.
Boys who enjoy yaoi (a genre in Japan that contains sexual and/or romantic relations between two men); literally translates to "rotten boy"; corresponding female : fujoshi