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A personality type that is described as an incredibly bubbly and hyper individual.

Commonly found with Caffeine but able to be just as energetic without the boost.
She is so Zizzy
by KattumsTheGreat February 22, 2010
11 2
(noun) an old man. An elderly male particularly containing excessive wrinkles.
The zizzy was like 500 years old! (when he was a baby). Zizzies eat prunes and poop.
by Kristenlovespeach March 18, 2008
7 6