v. to insert an object into another person's anal cavity, to that person's suprise and chagrin. used to humiliate and demoralize.
n. a person who thinks that ass clowining is a good idea and wants to practice it on his friends for fun. often correlated with having intercourse with microwave-heated cantaloupes.
you're walking funny coming out of the drunk tank; aw, they ass clowned you and took your shoes, huh?