1 definition by chinaman93

A DUB is an acronym for an ugly friend that a hot girl would bring with her in order to make the hot girl look hotter by comparison. DUB stands for Designated Ugly Bitch. A DUB is the same thing as a 'grenade', as the people from the Jersey Shore would say.
Yo, those two girls over there are hot! But their friend is a DUB.
by chinaman93 May 17, 2011
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