look up any word, like tribbing:
 
2.
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
 
1.
jfg
jfg, another from of web lingo, is similar to wtf, or omg, meaning 'just fucking great'.
jfg, mom just got home, g2g, ttyl.
by wjdb August 06, 2008
 
3.
JFG
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