Top Definition
a relatively incurable disease of the personality where no one knows as much as you, and must continually be told this. The only known cures are lobotomy or 38 special.
At the Directors annual physical the md found a very advanced case of arrogantasis. This explained why the Director spent a good portion of her time having to correct everyone else and was continually hoarse.
by Convoluted Jack December 18, 2009
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