2 definitions by signe c.

an expression the speaker says to the listener to encourage the listener to be extravagant, to go all the way, and do whatever you are doing to its fullest - and not flake out.

it can be abbreviated: gbgh!
You gotta go big or go home!

I can't wait to GBGH with y'all this weekend!
by signe c. October 30, 2006
to mess something up, usually by lack of experience. (from "rookie" or "rook")
I rooked it last night on my date; I doubt I'll ever see that person again.

Ah man, you rooked it!
by signe c. October 30, 2006