look up any word, like darude - sandstorm:
 
1.
Wound up and ready to go. Up for it.
The twins were really geed up about their Glasto trip.
by well there it is June 20, 2007
 
2.
On your shit.
If you are in a relationship and you decide to cheat and the person you cheating with, starts to question you like you belong to them~when they know you belong to someone else... you would tell them: Get gee'd up!

In other words: Get on your shit , you know what it is!
by Illicit8 February 15, 2010
 
3.
1. To be high on something.
2. Not yourself as in a little crazy or hyper, more than usual.
3. Not logical.
He was Geed-up at the party the other night.
Man don't talk to her right now because she is all geed-up.
by Crayon May 27, 2004
 
4.
1. An exclaimation of failure or ineptitude.

Origin: Garving Feuerhelm really fucks up a lot.
"Man you really geed up that test, you should have studied.....Gavin"
by ATO January 26, 2005
 
5.
(adv.) A state of being high on GHB or GBL, usually characterized by one or more of the following: euphoria, friendliness, confusion, loss of judgement, loss of inhibition.
Ann: You geed up?
Sam: Oh yeah, I'm geed up all right.
Ann: Let's get naked!
by Luciano Del Purgatorio June 21, 2006