sf
Sexually Frustrated; Feelings of defeat and discouragement concerning one's sex life.
I haven't had sex in five months... I'm completely and utterly SF.
by Alex March 28, 2005

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug
sF
Stupid fuck
Man A: fu sf
Man B: well fu
by Blom September 03, 2003

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug
SF
Special Forces. Used in the military and miltary wannabes.
rick: Dude i wanna be SF when i enlist.
Dude: You're hardcore.
by kilo15 November 20, 2005

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug
sf
sucka free... being cool and without restraints. Originated in San Francisco- thus, SF
The city by the bay is sf!
by Ckopapyk September 14, 2004

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug
sf
stripper fucker, triangle theory, pl
abbr. for stripper fucker
Don't try to keep up with Kevin. Better to just chill out 'n keep your money in your pocket, holmes. YMMV but he is the king of the sfs.
by seamus shane December 01, 2006

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug
SF
Secretly Fat. Someone who looks great when clothed, but during a hook up, you realize he/she is secretly fat.
After yesterday afternoon's hookup, Chris realized that underneath the sharp looking suits, Todd was actually SF.
by Carlito in Adams Morgan March 20, 2006

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug
SF
Speculative fiction. Includes science fiction and fantasy.
You'll find Star Wars novels in the SF section.
by Damian Yerrick January 29, 2004

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug