A butt musket is the art of eating whole meatballs and firing them out of your asshole.
Dinner was good lastnight marge but I've been firing the old butt musket all day.
by monkey spunkk December 7, 2010
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One man who deligintly intrudes the anus of another man.
Skinny and price are some butt musketeers!
by Thekilz348 February 15, 2016
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