Top definition
this word is used to express something really good happening. In some rare circumstances this word may also be used as a greeting among geeks. (this word is the official celebratory word of the geek convoy)
you just realized it's wednesday and the new comics are out...Pa-Kow!

You just got some hot girl\guy's number...Pa-Kow

You just won a mario smash brother's tournament...Pa-Kow
by Geek Convoy September 25, 2006
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