A flag traditionally used by pirates and comprising a white skull above two crossed bones set on a black field.

A pirates' black flag, usually with the skull and crossbones.

a black flag bearing a white skull and crossbones; indicates a pirate ship

When you're lying on your back and a girl is jerking you off as she has her head buried in you ass, puffs her lips out like a clown and tries to blow bubbles up your ass. (a nice "Rimjob" can substitute for the bubble blowing, if necessary). - Josh G, New York