Guatamalan zipper 

The gruesome act of gutting a hooker or prostitute with a curved knife usually from the lower stomach or vagina to the chin. Is pacticed mostly in South America and Asia.

Detective 1- We found her body in a ravine. It appears she was guatamalan zippered.
Detective 2- (while removing glasses dramatically) My god that is cruel.

Guatamalan zipper by hookah guttah 4 July 3, 2009

God Zipper 

The rough area of a man's body between his anus and testicles. It manifests as a thin bumpy line of skin similar to a scar. Legend has it that when God created Adam, he stuffed him full of his internal organs and such, and stitched him up, leaving only a small scar behind his balls.

The God Zipper, also available on the Old Navy Hooded Fleece.

God Zipper by Jim Deep November 30, 2007

zoo zipper

a game were you sneak into a zoo when it is closed and break into the animals cages. You try to have sex with as many as you can before the animal kills/harms you because you were so stupid to do this. the more big and vicious the animal the more points you get

people were found dead in animals cages with no clothes on a couple times in the 90's

i was almost killed zoo zipping last night by the tiger
zoo zipper is fun while you are drunk

zoo zipper by petre101 January 5, 2010

rusty zipper 

A man who suffers from premature ejaculation.

Nice guy but the sex was crap, he was a rusty zipper.

rusty zipper by Sarah Monaghan August 31, 2006

baby zipper 

A woman's vagina.

I tapped that bitches "baby zipper" once, and almost had to unzip it 6 weeks later, i.e. an abortion.

baby zipper by Meoff first name Jack June 1, 2009

Middle pocket with the zipper 

(noun) The Fly of your pants or shorts.

Linda: "Jim, can I have your wallet?"
Jim: "Yeah, it's in my middle pocket with the zipper."

Middle pocket with the zipper by Ryan P. Cooke September 27, 2008

Johnny Zipper 

An adjective describing someone who is so fugly or slutty that no decent guy wants to fuck them.

Instead of pursuing the fugly/whorish person the guy 'zips up his Johnson' at all costs.

Girl: 'Do you see that hoe making an ass out of herself? She is trying so hard but she's so ugly that no one will give her a chance.'

Other girl: 'Yeah, she's a total Johnny Zipper.'

Johnny Zipper by NatiHemptress March 3, 2011