look up any word, like trill:
 
1.
A white girl who only dates black guys.
Johnny white guy: I tried to date Becky, but she said I wasn't her type. Then I saw her with Tyrone. Wtf??

Johnny's friend: Thought you knew, Becky's a muddshark! You didn't have a chance.
by Sheree19 September 19, 2007
 
2.
When a white woman dates or marries a black man.
Jon's wife is a mudd shark.
by Blackjack kittypunch February 25, 2011
 
3.
non black bitch that only loves black cock
Kim Kardashian is a muddshark cause she only likes mid thigh black cock
by vince61 July 01, 2010