when you are very drunk and sleep in your own pish...
i can't believe you just did that pampers that is a J.F.G.
by NEIL PATIENCE March 23, 2007
jfg, mom just got home, g2g, ttyl.
by wjdb August 06, 2008
Meaning "Just Fucking Google it". Said to people who have asked questions where the answer can be found by a quick google search.
"What's the capital of Australia?" "JFG!"
by Wellnz December 15, 2009