Top Definition
An aneurism caused by excessive fanboy/girling caused by nerdy objects. Symptoms include: loud exclamations, frothing at the mouth, excessive gasping, fainting, an instant drop in perceived coolness, and senseless, unintelligible babble.
Nick had a nerdeurism the other day over the new left 4 dead expansion that was coming out. It was embarrassing..." "Really?Geez what a nerd."
by tetrabane October 19, 2010

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