FG

To "feel good" usually from natural happiness due to the dopamine in your brain. At this moment of feel good nothing can make you unhappy. Sometimes also used as "feel great".

FFG-"feel fucking good"
Can't get any better than this.

"Dude, your girl is fucking another guy in the next room"
"No worries, I'm FG."

by Schack Attack June 17, 2008

FG

Fucking Gay: a title awarded to something or someone that is exceedingly gay.

Nahum: "Are you down for a walk in the park tonight."
Mike: "That is so FG."

by epmcj38 July 5, 2012

FG

The rather gutter term used to replace the words pussy vag., etc.
FG is the shortened product of “Female Genitalia“
While its brother MG is existent, it’s rarely used.

Laurah- That kid Team be smashin' some FG.
Kidd- Ohh yeah? Man. I've never even seen FG.
Laura- Niggah. Are you kidding? Get off the MG!

by Laurah:] January 4, 2009

fg

fg can me used in a variety of contexts
it can mean hello,goodbye,too much, stop, see ya, ALLOW, or just as a way of acknowledgement.

"HELLO ASHO"
"FG MOG FG!"

"WHAT DO YOU THINK OF MY OUTFIT ASHO?"
"ITS A BIT FG MOG"

"BYE ASHOO"
"FG MOGGGG"

by mogashoforevz January 5, 2009

FG

Fake Gangster, or if you want... most hip hop singers

dre is such a FG, what the fuck is he doing plnning to include lady gaga on his album wtf

by TheN1 November 11, 2010

FG

Fake Gangster

"He's an OG"
"No, it's obivious that he's an FG - look at those ugly glasses and the ugly bling-bling necklace!"

by SimonBS December 22, 2008

fg

acronym for fly girl.

Hey Tom, Fred, let's go pick up some fg's tonite!

by laohu December 20, 2005