Top Definition
A fat chick that eats, breathes, and lives for sex. Also refered to as a "fuck hungry Hippo".

Guys who dig these kind of women need to have their train conductor goggles on and usually ride the gravy train home after a long night at the club.
Your boi tyrone been hookin up with that Nymphopotamus who work at dunkin donuts!!!
by Apollo Isley April 24, 2007
5 Words related to Nymphopotamus

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