Top definition
A magical boy, often found sitting in the back seat of a car, irritating the driver in such a manner as to cause temporary insanity. Prone to constant smiling and sudden bouts of loud noise.
Tony: *driving car* “Jesus Christ!"
Billyfish: *hands over Tony’s eyes* “Billyfish, Billyfish…yeah!” *hi5*
by Loubear January 16, 2008
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