Female pussy lips (large) also known as beef curtain. A nice set of ham flaps will usually lead to a nice showing of camel toe. Sometimes too much ham flaps will result in some people calling it moose knuckle instead of camel toe. This is incorrect as moose knuckle is the male version of camel toe. This debate has gone on for years in many a smokey, urine smelling, crappy bar on a late night.
Did you see the camel toe on dat bitch? She could pick up a quarter out of the sand with her ham flaps!
by Ray Dawson Jr May 8, 2008

A penis that goes through the slit in a mans boxers or briefs because of excess movement or lack of button.
by kc42gc April 10, 2009

by cuffers July 9, 2010

Similar to Netflix and Chill- Frap and Flap is used for Lesbians who go on an iced coffee date and then continue to sleep together.
“Did you hear Kristen went on a date to Starbucks with a girl? I heard they went home to Frap and Flap afterwards.”
by the real sappho January 29, 2021

It is a piece of fabric about 13x13 hanging from the waist covering the butt (the front/sides)sometimes with d-rings, usually plaid or pinstripe, mostly worn by the punk community.
by LynchingNemo January 22, 2008

by SuezeeSmurd January 5, 2019

I was so happy that a new season of my show was coming on that I started happy flapping.
Sarah's favorite song makes her happy flap.
Jim happy flapped when he found out he was going to Disney World.
Sarah's favorite song makes her happy flap.
Jim happy flapped when he found out he was going to Disney World.
by OEvens August 9, 2015
