Erstwhile and previously undisclosed girlfriend of Flipper the Friendly Dolphin
Little Timmy: Look Captain...its Flipper...theres another dolphin with him!
Captain Peg: Arrrgghhh...there be Flaps...
by Master of Cunts May 10, 2008
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A hip alternative to pussy, box, snatch, and cutty. Flap refers to more than just the beef curtains, it covers all areas of one's womanhood.
"Me and DeAndre about to hit the town scouting for flap"

"I creased that flap last night dawg, and I didn't even have to wear a flap jacket"
by Dirk Daddy August 15, 2011
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A hinged section of an aircraft's wing which allows the aircraft to fly slower but also generates enough lift to stay aloft.
Flaps - check 30
Controls - check free
by Charlie December 6, 2004
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The sound one makes when masturbateing to porn on a laptop computer. Also can be the sound mad when your pounding a honey hole and your ballsack and ramrod slam against those meaty lips.
We got home early only to walk in our apartment and hear the sound flap flap flap flap flap flaaaaaaap flap of Tim our virgin roomate wackin off to porn on his laptop.
by FLAPFLAPfromNC December 20, 2011
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Noun: a movement of a ballsack from side to side or up and down.

Verb: the act of using your ballsack to hit something
Tommie flapped me with his ballsack.

I’m gonna flap that bitch in the face.
by Electrified22 October 16, 2018
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to clap with your stomach flaps
omg that movie was so good at the end of the film everyone in the cinema flapped
by peepeepoopoomeeeeee March 22, 2021
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