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A bastard who goes out of his way simply to piss people off. They are always despised by society.

A type of person who is often an outcast or a social reject, however notably not due to his situation, it is soley due to his actions. A 'gubbay' will go out of their way to annoy, ruin and agitate.
Benj is a total arse!
Ye he is such a Gubbay!!!
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