GF 

Good friend, its The opposite of SF(shity friend). It describes someone being a good friend, Normally used by skaters; and it's Commonly mistaken for the Internet term for girlfriend(gf) the diferrence between the two is capital letters GF(good friend) and gf(girlfriend)

what's up GF

Your a GF, but _____ is being an SF right now

GF by Cross027 February 19, 2009

gf 

gf is 'go fuck', and shows provocative attitude after a win or a loss in video games

<loser> hey, why do you kill me?
<winner> gf!

- or -

<winner> die noob!
<loser> gf asshole...

gf by pavlosgr April 29, 2009

GF 

A small town in Southwest Minnesota - Granite Falls.

I'm going to GF to visit my mom and dad.

GF by Dianeb March 2, 2008

GF 

1. GirlFriend (In common chat about topics that involve girlfriends)
2. GodFather (In the game Town of Salem)
3. Good Fight (In Multiplayer Games that involve PvP or Player versus Player)

GF as in Girlfriend: "You are my gf"
GF as in GodFather: "He's GF"
GF in Multiplayer PvP Gaming: *After a battle* "GF"

GF by Practioner December 10, 2016

GF 

"Go Figure". Used less often as the meaning of gf, but shows itself occasionally, mostly via online gaming or chat.

Person 1: Why the hell do people like Macs anyway?
Person 2: Dunno, gf mac zealots.

GF by anselhelm May 14, 2007

GF 

verb. adjective noun. To satisfy another in an appropriate manner.

Oh my god, i just GFed that girl last night.

I love GFing others.

I GF better than she does.

GF by youknowhow ido May 26, 2008

gf 

Goat Fuck - A situation in which everybody involved loses, usually as a result of good intentions gone awry.

I don't think anyone would argue that the Iraq War has become a huge GF

gf by Wicked Quick April 30, 2006