the act of doing a girl in the ass, then raising her arms up and down, resembling a parrot flapping its wings, then ramming her multliple times deeply in the anus causing her to scream like a parrot.
by George "Sex Term King" November 13, 2006
1. "She must have HUGE vagina flaps."
2. "That person is so fucking fat, their belly looks like two huge vagina flaps."
2. "That person is so fucking fat, their belly looks like two huge vagina flaps."
by Agirlmadethisup! September 11, 2009
by ImLame. January 24, 2010
by Sweet ass Val May 10, 2004
by thatgirldrinkinglemonade July 10, 2003
Boy 1: Have you seen that girl on the corner over there.
Boy 2: What, that slapper?
Boy 1: Yeh, she's Flap Nasty!!!
Boy 2: What, that slapper?
Boy 1: Yeh, she's Flap Nasty!!!
by Zack and Mike May 23, 2011