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someone who posts a real definition for a word instead of something totally rad or hXc. The person usually ends up looking like a total dumb F*** and will probably be puched in the head if they are discovered by a source or just some NON-Mo' Urban Noob.
hey look at this link <insert urban dictionary link here> that first guy is such a Mo' Urban Noob
by ReptarRAWRRAWRRAWR February 20, 2009
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