Top definition
When one inserts their finger into their ass then aims the finger and blows on it towards an unsuspecting victim. This can also be done with a very filthy belly button.
Shaun just got back from the gym and gave nancy an vicious ass gun.
by Figueiredo August 23, 2007
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Dirty Sanchez Plush

It does not matter how you do it. It's a Fecal Mustache.

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