Top Definition
A very dangerous fish residing in the tropical waters of the Hawaiian islands. Can swim up to 15 miles per hour and has a nasty bite. Also uses neurotoxins to neutralize it's victims and can kill an average size human male within 10 seconds.

It's diet consists solely of humans, and human-like creatures. Has also been reported to feed on cute babies.
Holy crap it's a vicious guppy!

by David Hawaii May 26, 2007
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