1 definition by Schack Attack

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