Kiss My Fuckin Ass
or
Kiss My Filthy Ass

Large, beautiful breasts that are keep well consealed and initially appear to be much smaller and less impressive than they actually are until unleashed.

Kiss my fucking ass! This is an acronym that can be used either as in insult or in a sarcastic manner between friends. Generally considered to be a very vulgar term to be used in only the worst case scenarios like during on-line multi-player games.