Mary Poppins

Shoving one's fist into a vagina and then opening the hand up, like an umbrella.

Bobby got his girlfriend, Sue, really drunk, and gave her a Mary Poppins.

by LEBOWSKI99 November 23, 2009

Chimney Sweep

Shoving one's fist up a man's ass, and then opening up the hand up. Like a 'Mary Poppins,' but to a man instead of to a woman.

The two gay guys took turns giving each other chimney sweeps.

by LEBOWSKI99 November 23, 2009