Top Definition
pronounced MOW (as in, to mow the lawn) +th

The intense pronunciation of the word 'mouth', is often used when silencing another individual offensively by telling them to shut their's.
This term is widely spreading it's use around the Pacific Northwest and puget sound area.

First recognized by the Boston native comedian Dane Cook on his "Harmful if Swallowed" comedy tour.

..."We are going to play a little game I just made up. We are going to turn all the lights off and play, 'Who's in my Moewth' "
-Dane Cook
by caitlin Perry March 22, 2007

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