Mary Poppin's purse 

A vagina that is so loose it has no end.

Victim: She was so loose it was like fucking Mary poppin's purse

Mary Poppin's purse by hyden coombs January 23, 2011

Mary Poppin 

To kill someone via umbrella, by inserting and then opening

I crammed the umbrella down his throat, and opened it!

You Mary Poppin'd the poor bastard!

Mary Poppin by GodsFavoriteHonkey April 16, 2009

mary poopins 

The nickname given to a certain style of pooping.

Man that poor toilet, I took a really mary poopins up in that bitch.

mary poopins by TheDefinitioner June 14, 2014

mary poopins 

A county clerk who refuses to issue marriage licenses to same sex couples

Ms. Mary Poopins , herself unsuccessful at marriage, used the G card as an excuse to spread loathing, defy the law and as a way to experience gay sex first hand behind bars.

mary poopins by puss 'n boots October 27, 2015

mary popkins

While having sex with a female or male place a plastic bag over your partners head firmly making sure the bag is inflated with air. Moments before suffocation, pop the bag, pull out, and blow load in partners mouth as he or she gasps for air.

"Paper or plastic?"
"Plastic...I wanna Mary Popkins my bitch later"

mary popkins by Brandon Johnson December 16, 2007

mary pooppins 

The act or process of taking such a large shit that you are forced to flush the toilet half way through your deification.

Properly used in a conversation:

Dude Number 1 "Dude, I took the gnarliest Mary Pooppins after eating all those burritos."

Dude Number 2 "Dude, I want burritos"

mary pooppins by halffullflusher February 23, 2014

Mary Poppin’s Mouth 

A throat so deep that you could pull anything out of it

That bitch had a mary poppin’s mouth so deep that I almost got lost.

Mary Poppin’s Mouth by runnindownmyvagina November 28, 2021