Top Definition
An alternative description for very large/fat ugly people, who wear 'Moo-Moos'. They like to hang out at thehippodrome.
do you really need one? See episode of The Simpsons when Homer is so fat he needs to wear a Moo-Moo. Homer is in this case a Hippopotabeast
by p December 15, 2005
8 Words related to hippopotabeast

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