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1.
An extremely corpulent black person.
Look at that niggerpotamus, bet she(he)weighs 350lbs!!
by tyler4d February 06, 2005
 
2.
people who roam the hallways and stop in the middle to talk to their dumbass friends then when you pass nearby they say "ooooooooohhhhhhh dat nigga touch my bonkis"
i hate those damn niggerpotamus
by PlayDohMan March 02, 2005
 
3.
nigger that think he the shit when hes just really fat
pequisha is a niggerpotamus
by reno April 20, 2005
 
4.
Extremely fat black person.
Man1: You see how fat that bitch is?
Man2: Yeah man thats a niggerpotamus.
by overweightandwhite January 01, 2011