gf 

For geeks, shorthand for GeForce, in reference to the NVIDIA GeForce line of video cards

I just got a new gf

gf by Paul April 18, 2004

gf 

Get Fucked. Commonly used in the game Counter-Strike.

Player_One: OMFG gf you n00b h4x0r!
Player_Two: Sif I h4x!

gf by Owen June 17, 2004

GF 

short for Guardian Force, a summoned creature that can be "compatible" and used for junctioning magic and skills

Shiva, Ifrit, Siren, Tonberry, Eden, Bahamut, Diablos, etc..

"With the GF, I junctioned 100 Ultima spells to my attack. Prepared to be pwn3d!"

GF by Shroudie April 12, 2004

GF 

Simply a girl that's your friend, nothing more.

My best friend is a girl, so she is my Gf

GF by LilMeatBeater July 20, 2019

GF 

Simply, a good fuck.

Person 1: I'm sad.
Person 2: You know what you need? A GF (good fuck).

Also: That Dan, hes such a GF.

GF by BDT November 23, 2004

gf 

shorthand for grandfather, the mighty sword in Diablo LoD

Bryan: Hey dude ive jus got a 250% GF
John: kewl, can i try it on my barb?

gf by VowOfSilence April 9, 2005

gf 

a bitch that dosent trust you but still goes out with you coz she loves u

i love my gf shes such an amazing person

gf by joshhh》 January 3, 2017