f.a.f

"Fat as fuck" commonly used as an insult

Jessie: "I'm failing the class just waiting for that f.a.f teacher to give me my test scores back"
Keith: "wait what's f.a.f"
Jessie: "fat as fuck, that guy literally never leaves his chair."

by naeorose October 19, 2021

F.D.F

F.D.F is a word only used while druk or wih your friends

Friend 1: Lets go eate out

Friend 2: I'm in
Friend 3: Sorry I don't got money sorry
Friend 1+2: F.D.F!!!

by Skaptrollet May 18, 2022

F.B.F

Fuck bitch free

I’m F.B.F fr

by I’m hem fr June 15, 2022

F.a.F.

acronym for Fat ass Fuck

look at that F.a.F. piece of shit over there asking for a cigarette.

by Stupidlyawesome December 29, 2023

F.I.F

Stands for “finn is fire” or, in simpler terms “this man called finn is very attractive”

“Did you see finn at lunch? F.I.F!!”

by Unknown_269 January 30, 2024

F.A.F.O

Fuck around ,find out

You voted for this lunacy, now F.A.F.O.

by Melben87 February 18, 2025

F.B.F.S.

F.B.F.S. is an acronym for "Fat Bitch Fugue State"
A state achieved when one is repeatedly, absentmindedly, and compulsively indulging in "fat bitch" (i.e. gluttonous) behavior while preparing or ordering food

Wait do I WANT to add ranch to these nachos? Or am I just in an F.B.F.S.?

by FBFS queen February 11, 2026