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Wanting to be darker skinned and/or black so much to the point where you lifestyle reflects that of the color which you want to be.

A disease where a white person wants to be black.
Person 1: "aye yall, check my new j's"

Person 2 to Person 3: "isn't he white?"

Person 3 to Person 2: "yeah. he's got a bad case of melaninitis."
by ~BK~RP~ November 08, 2010