gwapi booty Share definition Flag a person who has a peachy shaped ass. (usualy mexicans) and it is very saggy and NASTY some ones ass who has a nasty shape. its jigly in a bad way usually the person is fat and has no ass. (gwapi booty) gwapi booty by toobignasty January 5, 2010 0 0 Get merch Get the gwapi booty mug. Buy Now — $32.95 See more merch