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8.
FAP
Fixed Action Pattern. Produced by an innate releasing mechanism in response to an external sensory stimulus. A term used in biology.
Sound coming from teenager's room: "FAP, FAP, FAP, FAP" parents: "Little Tim's fascination with memorizing his biology is so commendable! Maybe we can help him."
by Canadianbiofreak March 11, 2014
 
9.
Fap
The slang/nicer way of saying masturbate
"I like to fap sometimes"
by Corolla AE86 November 25, 2013
 
10.
Fap
F-Frontal A-Assualt P-Platoon BS acronym to use when people ask what it means.
Tom: I was going to fap yesterday but then my mom came in.

Jimmy: What does fap mean
Tom: Frontal Assualt Platoon idiot it's a strategy
by Fapkid March 25, 2014
 
11.
Fap
Masturbating, self pleasure, rubbin' one out, jerk n' squirt.
Hey Vic, how did you fall asleep while fapping?

Hey Vic, how many times a day do you fap?

Vic, you are the queen fapper.
by Scrottie Rot August 31, 2009
 
12.
fap
(Verb) To fap - another word for Wank
(Noun) - Describes the sound made when wanking, fap,fap,fap
Lee loves to fap over female sangheili hentai.
by sangajin January 16, 2008
 
13.
Fap
The sound that it makes when your balls hit your hand when masturbating. Or another name for the action of rough masturbating.
I was fapping in the other room when my mom walked in because she heard loud faps.
by Jerry Hsu number 2 October 09, 2007
 
14.
Fap
the act of masturbation.
Man, I had the best fap this morning!
by Danger Mouse February 12, 2004