More than cool.
More than freaking awesome.
It's in a league of its own.
You can't say it like a ditzy white girl, or a gangsta, or even a hippie.

Squint your eyes and say it like you mean it.
Shannon: Guess. What.
Vincent: *yawns* What.
Shannon: I won the lottery!
Vincent: COOLIONOSIS!
by Chanon. July 22, 2006
Get the coolionosis mug.