In chats, used as an abbreviation to "good"
<Dude> I found a hundred bucks today
<pwn0r> gd gd
36π 146π
A Bungie.net member that is tired of having some metal band brought up randomly by other forum posters.
Hey, impurity. Did you know that there is a band with the same name as you?
4π 11π
A "expert" (no one really knows just what the expertise relates to) suffering from a self-induced delusional paranoia who thinks that any internet forum or BBS that is not open to the public is filled with hackers and evil, baby-eating Satanists that are plotting to take over the world. That is, after they kill him first, of course.
"Don't mind him, he's juat an AO."
"Kind of reminds you of an AO, doesn't it?"
3π 3π
Fuck all (used in the expression Sweet FA, which originally stood for Sweet Fanny Adams)
(from Wikipedia)
Sweet FA, I think he found out that we bailed on him. He's going to be pissed!
260π 163π
The shortdown of a phrase "What do you think".
Wachoothink, will Armageddon happen or not?
7π 3π
When something very l33t is like "BOOOOM!"
Oh NOES AN EKSPLOSION!
2π 2π