SFG 

acronym for 'so far gone'. Can refer to someone literally or figuratively.

-Man, you see that kid? He is wasted.
--Yeah he's SFG.

*You hear what O'Donnell did during the football game? He's SFG.
**Yeah they'll string him by his panties for that one....

SFG by Crazybmws December 16, 2011

SFG 

"So Fucking Gay."Gay as in the sense of the word "lame," not of the homosexual or gaiety variety. Used in response to someone who likes to post a lot of lame acronyms online. Synonymous with stfu.

Guy 1: Knowing the teacher watched you throw a fatty in and didnt say a word TFM
Guy 2: SFG

SFG by fookyuu March 16, 2011

sfg 

Stupid fat girl. A SFG is often mindblowingly stupid and annoying.

Woah, look at that SFG.

sfg by mollymartyr. July 18, 2006

SFG 

1: SFG or “Sloppy From Godzilla” is the best kind of head anyone could ever receive. It causes ejaculation within milliseconds of beginning.

2: SFG also refers to violently screaming into your microphone while ensuring an ample amount of saliva can be heard.

1: Damn bro, I just got some head...and damn was it SFG!

2: My god, my eardrums were blown out after my friend performed SFG during our CS:GO match last night.

SFG by Absurdity May 3, 2021

sfg 

sfg = Stupid Fuckin' Guy!

"Heather, you're being such an SFG!"

sfg by Ang/Alex April 7, 2008

SFG 

Slack Faced Gay

a term often used on Gay messageboards to demonstrate an opinion of another user

"He's a complete SFG, don't listen to him"

SFG by henryyoungman May 27, 2006

sfg 

Some fucking guy/girl.

Guy A: Who was that on the phone?
Guy B: I don't know, SFG trying to sell me something.

sfg by P-Dizzle Fo Shizzle September 6, 2007