Definitions by Urs V

green onion 

a person (normally female) with poor genital hygiene.

Chelsea forgot to wash her vag for 6 days, and she turned into a green onion.

green onion by Urs V September 28, 2008

green onion cake 

When you accidentally give oral sex to someone with poor genital hygiene.

Luke: Shit man, you don't look so good!
Cornelius: I just had a green onion cake...

green onion cake by Urs V September 28, 2008

can of ketchup 

A girl who pretends to have her period so that she doesn't have to have sex.

Doug: Jenn is so hot!
Ian: Don't waste your time, she's just a can of ketchup.

can of ketchup by Urs V September 27, 2008