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UD referring to Urban Dictionary, just UD it is a phrase often used by people in the know who can't be bothered to explain basic slang to ignoramuses.
Old Guy 1: I can't understand anything these teenager is saying, it's like he's speaking swahilii

Old Guy 2: Just UD it
by RainbowNinja July 05, 2009

Words related to just UD it

candy dictionary ignoramuses slang urban