1 definition by Strafeous

A medical condition when your ego inflates and you start to believe you're better than everyone else.

Taken from the term Neon, a person whom has had Neosis since birth.
"Bad news guys, I've come down with a case of Neosis. I'm just so glad I'm better than everyone else with Neosis."
by Strafeous October 30, 2011
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