A buzz word often used to startle unexpecting victims. For instance, you could jump out at somebody in a dark alleyway and shout SHIZZAZIMADAZ! at them and give them a good ol' startle.
Aarun: OMG that could have given me a heart attack. I could have died you jerk!
Cedazor: So could yo mama.
A day where you decide to be friendly to the environment.
You driving to work today?
No. I'm having a green day today.
That's cool, I'm gonna have one next week.
No, I'm just foolin'