Mami white, me Obama-like with a dark dick
Mami is often used by spanish speaking people to refer to their mothers. Kool AD is directly attaching the color white, and the broader racial category that US citizens place those of european origin into to his mother. He is also comparing himself to Obama due to having a white mother, but contrasting his own skin color to hers while again affirming similarity to the US president by pointing out his penis is pigmented by melanin.
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