S.T.I.F. 

Slut that I F@!k

Bill: Who was that girl your hanging with.
Fred: That's just some S.T.I.F I hang with.

Bill: S.T.I.F.?!
FRED: Slut that I F@!k!
Bill: Nice!

S.T.I.F. by Crane69 November 22, 2014

S-Class 

1.) adj. A term used for the highest grade of Chocobo racing in Final Fantasy VII.

gold chocobo
final fantasy 7
moogle
cloud strife
kwee

Dude! I raised my chocobo to S-Class, so I could breed a Gold Chocobo!

S-Class by adoptanemo December 2, 2007

S.L.O.F 

It is the acronym for the word "Shit Load Of Fuck"

1.) It basically saying that something is truly awful, beyond bullshit, or if someone is full of himself i.e. False sense of pride, Lies, gloating, etc.

2.) Terrible, Horrible, Trashy, Filth

Inspired by James Rolfe a.k.a "The Angry Video Game Nerd" use of saying the phrase "Shit load of fuck" in his reviews

1. This game is...God I'm so tired of saying it so many times, it basically S.L.O.F

2. The new rules for tournament is just a piece of S.L.O.F

3. "Dude you are just full of S.L.O.F. Get out of my face"

4. Zelda CDI games a loads of S.L.O.F

S.L.O.F by Ace Carde March 20, 2010

s.w.a.g. 

sex with a girl

"I'm sorry for having S.W.A.G. ;)"
"Sex with a girl?"
"Hell yesss!"

s.w.a.g. by youknowthisgirl December 24, 2011

S.C.U.M 

Society for Cutting Up Men, made up of four members with a nickname for each letter. they have a book to record all of the men who have messed them around.

gilr 1: you see that guy over there
girl 2: yeh he's a twat, what about him?
girl 1: im gonna put him in S.C.U.M

S.C.U.M by smellywelly1992 October 22, 2007

s'morgasm 

The deep down, bone-shivering climax experienced while devouring the best s'more of your life, sometimes resulting in lingering white cum-mallow dripping from your hands and face.

"Dude, that Reeces peanut butter cup, vanilla ice cream s'more gave me the most intense s'morgasm."

"My mom found out about my first s'morgasm when she found the bed sheets stuck to my hands and face."

s'morgasm by mr.yevgeny August 21, 2009

S.J.B.R. 

acronym for a Slow Jerk Ball Rub

its my birthday, whats up with an S.J.B.R.?

S.J.B.R. by 1-800-GET-BUSY February 16, 2010