a mudmusket is another word for describing your asshole. so when you shit and poop comes out its like firing a musket, hents the word mudmusket
mudmusket, mud, musket, butthole, butt, butts
by tjmac21 January 23, 2010
A dick covered in shit after being pulled out of a poop filled asshole.
After fucking that bitch the other night, she let me stick it in her ass, little did I know she turned it into a mud musket.
by NaggerBagginCoonSkinner April 19, 2013