Quite simply, this trope covers the act of putting something into or pulling something out of a character's rectum (or, alternately, merely implying the act). Usually, this is done for comedy; however, it's inevitably an object-version of a Black Comedy Rape. A variation of this trope is to give a character a rectal examination, an enema, a rectal laxative, or some other similar medical procedure, whereupon Hilarity Ensues. Often, just having the character bend over while the physician or Battleaxe Nurse snaps on a rubber glove is enough to play the joke. Examples of Ass Shove include: