1 definition by Count Fistula

Meatus Mummy (Mommy for yanks) is a prison term, descriptive of somebody who can shove a narrow object, such as a AAA battery, into their urethra, then "give birth" to it.
Did you see the Meatus Mummy scene on that CBT video? Sick!
by Count Fistula May 3, 2005
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