Top definition
Poppins Box is a term to describe female genitalia. This term makes reference to the movie Mary Poppins who carries around a bag of infinite internal proportions. She is seen removing an entire coat rack amongst other large items from her bag.

This definition is etremely useful when referring to a woman with a seemingly large, deep, or otherwise spacious vagina.
My dick's so big, this bitch better have one hell of a Poppins Box.

I was double fisting her Poppins Box up to the elbows.

Man,lets just say that her Poppins Box is so dirty, that you will need a spoon full of sugar to help you go down.

by ozone567 May 28, 2006
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