AF 

Typically used as an adverbial or adjectival acronym meaning, "as fuck", AF refers to a higher, more significant version of the verb. When you are "extra" tired, you are tired AF. Might also work with nouns, although grammatically might be disjointed.

Tired AF
Awesome AF
Dope AF

AF by The Review Dude February 25, 2017

AF 

The acronym stands for 'as fuck.'

Calum: I ship Luke and Michael
Luke: Yeah, I'm Muke af

AF by Huke_Lemmings January 11, 2016

Af 

Af means as fuck.

Molly: im hungry af

Af by laraweasley April 26, 2021

af 

Abbreviation of "As Fuck" be sure to use an apostrophe because you'll confuse people whose initials are A.F.

Guy 1: You're sleep af

Girl 1: is that as Fuck or are you using my initials ?
Guy 1: As Fuck why would I use your initials stupid girl.

af by nonewfriendsnononoo June 25, 2014

AF 

A term that is annoyingly overused by some white kid probably named Isaac and means as fu*k

"Isaac how are you today"
"I'm lit AF"
"We get it Isaac, you're white"
"Ok AF, I'll stop AF"

AF by Lit midget af August 2, 2017

af 

af commonly refers to as ferret, and sometimes awesome fam.

This chat was lit af (as ferret )last night!

af by xplotiavos August 8, 2016

AF 

Often misinterpreted as a vulgar expression, this acronym stands for "Awesome Food".

"This is delicious AF"

AF by DefinitelyNotKyleG May 11, 2018