Similar to a FUPA or Gunt, in that a large sack of fat is present in the upper genital area, however a Bumper Cunt is present only when the FUPA is shaped more like a car bumper in that it is exceptionally short from top to bottom, but very wide from buttocks to pubic area. An extereme FUPA. Similar in shape to a skin draped shelf.
Yo! That bitch ain't got no regular FUPA, shes got a fuckin' bumper cunt!
She knocked over the vase with her huge bumper cunt
Nickname given to bales of marijuana thrown overboard or out of airplanes. Origin is reportedly from members of the US Coast Guard in the area of Southern Florida.