When a man sits on a woman's forehead so his erect penis looks like a horn. When this is executed properly the man's testicles should also be covering the woman's eyes.
Last night was so much fun, I gave my girlfriend the unicorn.
Matt: Look at this picture, I'm giving Jenelle the unicorn.
Erin: EWWWW
Matt: Look at this picture, I'm giving Jenelle the unicorn.
Erin: EWWWW
by autumnvagabond May 25, 2014
Get the the unicornmug. by lol123456789lol August 3, 2012
Get the unicornmug. 
an extremely attractive person that you've heard stories about and seen pictures and movies of but have never seen them in person. (just like the mythical creature the unicorn)
by kimurablair November 3, 2010
Get the unicornmug. Dean, there's ten times as much lore about angels as there is about anything else we've ever hunted."
Dean: "Yeah, you know what? There's a ton of lore on unicorns too. In fact, I hear that they ride on silver moonbeams and they shoot rainbows out of their ass!"
Sam: "Wait, there's no such thing as unicorns?"
Dean: "Yeah, you know what? There's a ton of lore on unicorns too. In fact, I hear that they ride on silver moonbeams and they shoot rainbows out of their ass!"
Sam: "Wait, there's no such thing as unicorns?"
by DGT December 18, 2012
Get the unicornsmug. by yourghostfriend November 6, 2014
Get the Unicornmug.