i will think a small numbers, perharps 10-20% max and maybe less ? but i may be wrong too
I will guess that most of the non-english people that have more than 25 years dont have a clue
Even for the english one, is it that known ? I mean besides young people . is it an expression that is really know by the "ordinay" people ?
For myself its a pretty new terms that i discover with the famous Fapnation on face book... Miam !
http://www.facebook.com/FapNations
http://www.urbandictionary.com/define.php?term=fap
FAP
The onomatopoeic representation of masturbation. Often used to suggest that something is attractive.
Did you see those Natalie Portman pics? *fap fap fap*
FAP
A sound effect for masturbation used often in japanese comics. Popularized in the english speaking world by the webcomic
www.sexylosers.com
The words "FAP FAP FAP" splashed across a comic panel in which mike is watching baywatch
FAP
The sound made when you jack off.
*Fap fap fap fap fap*
Fred: Hey, whats going on in there.