An acronym coined to express the fact that a certain male individual rectally penetrated another male at one point in time. Essentially, short for "Fucked A Dude In The Ass." It can be further personalized as shown in the example below.
Overheard at a party by several bros prior to a round of jagerbomb shots...."PFADITA!!!" (a.k.a. Pete Fucked A Dude In The Ass)
Emo fags "i love long hair covering my forehead"
Hip hop fags
"i love to do the stanky leg, or jerkin"
scene 'ster' fags.
"wearing my sister pants make me so scene"