Top Definition
When u pin someone down and instinctively
fart on their face creating a "Mud Mask"
Man when i had the runs, i gave her a serious mudmask!!
by Mitch April 13, 2005
You wait for your partner to roll to one side of their pillow, shit on the other side, and then watch them roll back onto it.
"Dude, Jason is gonna give you a Mud Mask tomorrow morning."
by Drummererb August 28, 2006
When a person shits in a womens vagina and then eats her out.
Last night I gave her a Mud Mask and my face still smells like shit.
by Manotaur December 04, 2007
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