Top Definition
The large frontal area of men who are extremely overweight. The area that is creased by the stitching of their pants. Muterus comes from man-uterus. The area that is taken up by this obstruction.
James went to Macdonalds for 5 weeks straight and now he can't sit down because his muterus takes up too much space!
by Ol' Rock April 26, 2007
5 Words related to muterus

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