Fawt Box 

A ghetto term for a girl's rear end. Fawt Box in the true sense of the term, may only be used when referring to a girl with a thick, plump behind.

"Damn, did you see the fawt box on that bish?!"

Or:

"It's Fawt Box Friday!"

Fawt Box by -Sanch September 2, 2005