A Condition in which your ass cheeks clap so hard that they make whistling noise's after you've been anally raped in jail
Guy 1: Yo I heard you bailed joe out of jail
Guy 2: yea, But I was too late , big john got to him
Guy 1: what do you mean?
Guy 2: He has an extreme case of assdeflapawhistlebuttitis
Guy 1: is there a cure?
Guy 2: naw, his ass is fucked!