A term used to describe anyone who has an insatiable need for the ass. one who likes to lick,fondle,caress,stroke,eat,bite,sniff,or wipe other peoples asses and cannot stop, usually this leads to crack addiction
In addition to the other definitions, it's a characterization of an obnoxious remark or action; i.e., something an asshole would say. Basically, it's the adjective form of "asshole".