UK, 1851, as ‘haw-doovers’—humorous and colloquial alteration of ‘hors d’oeuvres’, plural of the noun ‘hors d’oeuvre’ (i.e.: an extra dish served as a relish to whet the appetite usually before the main meal)
excess or unwanted fat at the waist—USA, 1960 and 1964, in interviews of Debbie Reynolds—the image is of the waist being held on to during sexual intercourse
an untidy heap of discarded clothing left on the floor of a room, instead of stored in a wardrobe—USA, 1994—a blend of the nouns ‘floor’ and ‘wardrobe’