B.O.P. Share definition Flag Blown Out Pussy, a vagina so stretched out that the act of intercourse is anti-climatic. Man, I was with Cindy last night and that chick is a B.O.P. B.O.P. by Zarth May 11, 2007 0 0 Get merch Get the B.O.P. mug. Buy Now — $32.95 See more merch