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shubi is an abbrieviation of "shut up bitch" and is often used in cultures around the leeds area. it is often thought it originated from the german descdents of horsforth. (pronounced shoooobi). it can also be used in other dialects to close an argument.
x says: u messed that up didnt you!?

y says: shubi (often followed by a smile)
by michs777 May 14, 2010