To spill, splash, or drip something, typically a food item, all over oneself, or one's belongings. Usually this spill brings about a stain.
I muenched my coffee all over my suit and my car." Or "I was carrying a huge platter of mexican food and muenched it all over myself when I tripped.
by A Tree Hugger February 27, 2011
someone who knows how to handle their alcohol and is over all a cutiepie
That muench can handle his booze
by Trevor Forever November 05, 2007