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Pronounced ooh-op, noun, also see double blunt Two blunts attached in sequence and rolled as one with copious amounts of marijuana inside. The combination of two blunts results in a rolled apparatus which is the sum (in this case being effects} of more than it's individual parts.
Dan: "I cant see in this mother!@#%er" Vuolo: "Pass the uop over here man."
by Statement May 28, 2008