sf
Skull fuck
I sf'd the bitch last night.
by Sf-er May 30, 2011
sf
Two letter shorthand for the words "So Fucking." This is used in tandem with an adjective to enhance the meaning of it.
Omg we had pizza from Lombardi's and it was sfgood.

Dude 1: That hot chick was a total bitch
Dude 2: Man, sfstandard
by LordPye November 12, 2009
SF
Science fiction
Girl: I saw a review, but I don't like SF
Boy: I love SF. Most of it. I hate Star Trek.....
by Soyrua January 02, 2010
SF
1. A jew from Utah. Also known as SaviourFamily.
<Zohan> SF Y U BAN ME!!!11
<&SF> SHUT THE FUCK UP YOU ANNOYING PIECE OF SHIT
by ANONYMOUS NIGGER January 05, 2009
SF
SF means Saturated Fat

it can be woman or man, usually fat ugly and full of themselves...literally.
please see third paragraph down on "c dub" for further clarification
yo did you see SF today? she ate my Doritos and drank all the beer and now shes all over my boyfriend!
by ahhhhhhhhhhhhhhhhhhhaha April 05, 2010
sf
Dreaded and feared by all, this monster-byatch does not deserve to live.
I'm gonna murder the sf!
by Java February 15, 2003
sf
shity friend
you are such an sf
by sean keith,bryce shearer January 28, 2009

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