lion and the unicorn 

a sexual position, where a man straps a dildo to his fore head ( he being the unicorn ) and inserts it into another mans ass ( the lion )

its your turn to be the unicorn, i will be the lion

lion and the unicorn by bad man April 2, 2003

Charlie the Unicorn 

A cartoon series on the Internet. While it is well animated and sports a decent sense of humor, it is highly overrated.

Hyperactive Teenage Girl: OMG OMG Have you seen Charlie The Unicorn?!

Regular Person: For the fifteenth time... Yes.

Hyperactive Teenage Girl: It's SOOOOO funny and SOOOOO RANDOM! Tee-hee!

Regular Person: *facepalm*

Charlie the Unicorn by N64Gen April 11, 2009

Mike The Unicorn 

At Day you may know him as "Lucca", a pirate who is skilled at sky-diving and kicking ass. But come nightfall, he turns into a unicorn named Mike. Legend has it, that he teams up with Mila the Ninja, Eugenio the Genie, and Chuck Norris to fight the evil forces of "Voldemort, the unicorn Eater" and "Pedo-Bear". He is very good friends with Fred The Bear.

Mike The Unicorn saved the day!

Mike The Unicorn by Mike The Unicorn December 11, 2011

Chasing the unicorn 

Usually referring to when you are watching porn and you are hours/multiple videos deep into side click videos when you find "the unicorn" or the perfect video to get you off and achieve orgasm. You often can not go back for the unicorn unless you again get lost in porn videos.

Ex. Person 1: "Dude you were in the bathroom for 45 minutes."

Person 2: "Sorry man, I got lost chasing the unicorn. "

Chasing the unicorn by Stormehstar May 31, 2016

Feeding the unicorn

When a woman sucks your dick and milks your prostrate at the same time!

Do you like feeding the unicorn?

Feeding the unicorn by Fukn paul March 11, 2017

Killing the Unicorn 

Slang for having sex.
Origin: Unicorns of myth reputably could only be tamed by virgins. So, were a man or woman to kill the unicorn they would be slaying the metaphorical virginity. Used in everyday situations it is simplified to having sex.

Guy 1: Dude? What are you doing tonight?
Guy 2: Oh, you know, going to my girlfriend's house. We're killing the unicorn.

Killing the Unicorn by elemenopee March 13, 2009

Dusting the unicorn 

Dusting the unicorn is slang for doing blow off a tranny hooker's hard cock, preferably while they wearing body glitter.

"Oh Rodney, you will never guess what happened this weekend! I was busted dusting the unicorn!"

Dusting the unicorn by Epizoic August 22, 2016