Top Definition
A disease or illness which affects the brain and mental abilities. It renders those infected in a cave-man like state, and turns them into an extreme light-weight, offering many hours of high quality entertainment.
Doctor: "I'm afraid he's got Deniyitus"

Mama-Deni: "Is that anything like what his brother has"

Doctor: "No, Dinoyism also makes them uncool"
by Quin452 October 21, 2009
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