Someone who obviously isn't as tough as nails. Someone who is known to have greened out is often refered to as.. soft, pussy, or faggot. People often create Twitter hashtags or chirp the living shit out of the one toke pussies who consider themselves to be as "tough as nails"

A "green out" may occur after a intake of cannabis, typically a green out begins with the person feeling like they are loosing a grip of reality following by possible vomiting amd eventual paralysis leading to a deep sleep. however if one goes through all stages but yet maintaines consciousness and does not fall asleep that does not count as a green out. People whom go through the process of a green out and do not fall asleep are true sick cunts as most people do not have the fighting will to overcome a green out once it is initiated.

It's like a Strike Out, but for St Patrick's Day. Take a hit and then do an Irish Car Bomb.

Power blackout caused by the utter uselessness of green energy.

When you smoke too much weed in a short period of time and it makes you whitey.