SFS

Shit/fart separator - the internal workings of the anal sphincters, typically referenced when a failure occurs, resulting in a shit when a fart is anticipated (a "shart").

"Oh man, I just had an SFS failure - I need to throw these underwear out."

by BillyLongD October 11, 2025

SFS

Sad fucking soul
A depressed person that can't seem to be happy no matter what

"Josh became such a SFS after his breakup"

by BASICAL.LY March 18, 2019

sfs

vape

give me I need to use the sfs

by rraavveenn February 3, 2022

SF

Savoir fair dyal fatemi aka (chichi)
X en poche

Ceci n'est pas un résultat du cours,c'est un SF,il faut le redémontrer chaque fois dans les épreuves écrites.

by 7med December 13, 2022

sf bake sale

A bake sale where all of the wares contain weed.

Hey man, wanna go to that sf bake sale and pick up some dank medicine?

by ShitsRealG August 1, 2014

SF

Shadow Fiend, not friend. The character from Dota 2 that always stays on mid.

1- Let's play lobby 1vs1 on SF
2- Fuck off, I ain't playing on Shadow Fiend

by Ranone August 7, 2021

SFS

The School of Foreign Service, a prestigious international relations college at Georgetown University in Washington D.C., currently ranked #1 in the FP Ranking of IR Schools in the World.

Known as a producer of heads of states, congress members, foreign service officers, Wall Street financiers, etc., the SFS is often synonymous with elitism and privilege.

Bob: Hey I heard that guy went to the SFS.
Frank: Oh another puppet for the billionaire? I mean another aspiring President. That guy must be the next Bill Clinton (SFS'68)!

by aspiring hoya September 24, 2021