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Used to describe the monumently small dimensions of a persons penis.Just as timber is measured in dimensions such as 2 X 4 or "two" "be" "four". The "inch" "be" "mill" equates to Inch X millimeter
Gawd i had no idea you had an inchbemill, poor fella.
To bad you've got an inchbemill son, maybe a sundress is the way to go this season.
by jamie_ledge July 18, 2006
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