Petrie's Principle

"If everyone likes it, it can't be good." A statement coined by an English teacher to describe shallow films and literature which appeal to the mindless masses.

The Twilight Saga is the poster-child for Petrie's Principle.

by Cyanica January 27, 2010

Arabian Petrie

The act of inserting your penis into your sister's vagina and doing a cartwheel in the desert

John:"Dude me and my sister did the Arabian Petrie last night."
Alex: "Oh yuck!!"

by Coolfish October 31, 2010

petri dish

An adjective used to describe a promiscuous person.

That bitch is a petri dish. Better come strapped, if ya know what I mean.

by GNox August 5, 2007

Petri Douche

Petri Douche: A place/location where a lot of douchebags are known to congregate.

A place that attracts and seemingly breeds chavs/douchebags/jackwagons/etc etc.

Oh hell no I'm not going to Wetherspoons, that place is a petri douche!

Or: urgh why would you want to go to Las Vegas, that place is such a petri douche.

by ameribrit January 10, 2011

Petri-Dish

When a woman's been with so many partners you dont know what she's got.

No one wants your woman- she's a Petri-Dish!!

by RipYaANewOne October 3, 2016

petri dish

The vagina of a girl prone to infections, itches, bacteria, etc.

Yo G, Deb is hot and all but man she's got a petri dish on her ~ she keeps getting crabs!

by Link Hoggthrob April 1, 2004

petrie douche

A petrie douche is that friend you are sexually involved with who repeatedly has sexual encounters with others thus exposing you to the many germs and diseases they have come into contact with.

Dude, Joe is such a petrie douche! Turns out he's been fucking around again and now I have herpes!

by wrangerti December 4, 2013