What is Green Up?
1.
Get ready. Used for online games such as Socom. Used to tell people to get ready so that a game can start.
Green up all!
2.
A British term for someone who has taken too many drugs or alcohol and cannont handle it and they are sick.
Did you see Greg green up last night?
OR
Ah mate, i had too much and greened up
See
3.
verb. Expression used in several multiplayer online games referring to strengthening or powering up. Originated in the game Subspace where players had to collect green objects to power up their ship.
I just died, give me a minute to green up.
See