Kevin: Dude, that is some PAFS
Tom: You're right, I'll get a regular coke.
Acronym used when someone is extremely mad. Usually used in social communication. Ex. texting, instant messaging, email, facebook, myspace, twitter, ect.
boy #1: I'm PAF because she stood me up for the 3rd time last night!
boy #2: bro, forget her, she's a damn hoochie.