A hinged section of an aircraft's wing which allows the aircraft to fly slower but also generates enough lift to stay aloft.
by Charlie December 06, 2004
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 27, 2011
“That man was flapping”
by NoFlapping April 21, 2019
by Krysta McBabe June 06, 2019
by peepeepoopoomeeeeee March 22, 2021
"Can you do me a flap for $40?"
by RealFamous August 28, 2016