A Pittsburgh insult. Basically a 'jack-off'. But if you call some one in Pittsburgh PA a jagg-off, it is basically like saying 'FUCK YOU'
"I cant believe that them Stillers lost the last game! The coach is such a jagg-off!"
by Riley1618 October 26, 2009
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A contest in which two individuals must do an impersonation of Mick Jagger when the other says, "do your best jagg."
"What's going on?"
"We're having a Jagg off. Hey Tom! Do your best Jagg!"
dances like Mick Jagger
by jones-jones April 25, 2008
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