Similar to a Dutch Oven. When one of the two people in the same bed farts, and blasts an accidental discharge of fecal matter instead of just gas on to the other person.
I meant to give Ma the old Dutch Oven, but I accidentally lost control of my bowels and gave her a Dutch Mudslide instead.
by Tim Rentler February 05, 2008
Laying down legs spread apart left leg to the left right leg to the right (in split position if possible) but with ass facing up then must take mud slide beer and poor down asshole
by Some random GIRL March 16, 2013