Top definition
a vagina that has not seen action for epochs and thus is crusty, cobwebby, sandy, and extremely dangerous to those fool enough to undertake an excavation. also, possibly cursed.

*can also be used in a regular pejorative manner, in addition to being merely a descriptive noun
Todd: "That Barbara Bush probably has a vicious mummy muff."
Jim: "Yeah."

Mic: "OMG, guys. Teddy left at least five shelves of hair product in the bathroom. What a mummy muff!"
Maura: "Yeah, totally."
by E. B. MacNaughton November 14, 2007
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Aug 10 Word of the Day
Running for exercise and picking up trash you find along the way. It's good for the body, mind, soul, and environment! Started in Sweden but is making its way to the U. S.
It's nice out and the city is filthy. Let's go plogging!
by Another damn hippie. May 09, 2018
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2
a vagina that has not seen action for epochs and thus is crusty, cobwebby, sandy, and extremely dangerous to those fool enough to undertake an excavation. also, possibly cursed.

*can also be used in a regular pejorative manner, in addition to being merely a descriptive noun
Todd: "That Barbara Bush probably has a vicious mummy muff."
Jim: "Yeah."

Mic: "OMG, guys. Teddy left at least five shelves of hair product in the bathroom. What a mummy muff!"
Maura: "Yeah, totally."
by E. B. MacNaughton October 24, 2007
Get a mummy muff mug for your friend Trump.