a colloquialism often used as a stage pseudonym for short, squatty, half jewish rappers. subject to various changes, e.g. mdizzle, mdottie2hottie, etc.
Person 1: Wow, did you see that gentlemen lay down those phatty fresh rhymes atop that stage over yonder?
Person 2: Yessir I did. I believe he goes by mdot, but I have also heard him referred to as mdottie2hottie.