look up any word, like dirty sanchez:
 
1.
The act of hitting someone with a penis.
Girl: I think it is degrading to give someone a flappy.
by scott trowbridge June 09, 2006
 
2.
A person with oversized vaginal lips
green has big flapps hence we call her flappy
by OdusUrungus November 05, 2006
 
3.
Someone who owns a pankake store.
Good news Flappy, i've decided not to kill you.
by Kretchfoop June 06, 2004
 
4.
A person who is in a mood where they are continously making a fool of themselves, and panicing. These moods often amuse others in the vacinity.

See also 'Jepo'
Oooh, I'm all flappy today!
Claire Jepson
by Jambodia April 26, 2003
 
5.
In games:
1) As an adjective: good, holy, of or relating to the good-aligned god (esp. Sikkar, a generic "good" god)
2) A mob (mobile NPC, monster) defined as "good"
2) Also refers to paladin or especially priest
3) A "flappy" can be a good-aligned resurrection.

This term is not univeral to all games; it is most common in MUDS, probably originating in RetroMUD.
1) Every mob in this area is flappy...
2) Anyone want to come beat on some flappies?
3) Flappy LFG, especially pallys/rangers
4) No, a res is no good to me, I need a flappy...
by Crabjesus March 19, 2007
 
6.
the act of sleeping/passing out flat on your face when there is someone of the of the opposite sex right beside you in bed wanting to cuddle.
"Oh damn, Jerett went flappy again."

"You can't spoon me if you're flappy."

"Stop going flappy!"

"Alcohol makes me go flappy."
by sonotflappy November 24, 2011
 
7.
A pseudonym for slutty, disgusting, someone who is a flapper, stinky.
Check out that Flappy chick over there.
Yeah, who knows whose hit that?
by ljodnster April 02, 2011