A sexual act where as a female is giving fellatio to a male, the female surprisingly inserts a dildo into the male's rectum
Jenny was still bitter about John giving her the shocker, so she decided to get back at him by giving him a unicorn surprise.
by WichitaStateFan April 5, 2010
 Get the Unicorn Surprisemug.
Get the Unicorn Surprisemug. by The Lenny Dee November 10, 2010
 Get the Unicorn Pyramidmug.
Get the Unicorn Pyramidmug. by Katzumi May 26, 2010
 Get the Chocolate Unicornmug.
Get the Chocolate Unicornmug. The act of placing a head massager on your head and repetitively ramming the other end against a vagina or an asshole. Pleasurable sensation is produced in both.
Dude #1: Yo man I'm beat, I think I'm going to go and choke the chicken.
Dude #2: Lame, let's do something!
Dude #1: ...Want to ride the unicorn?
Dude #2: Sick brah!
Dude #2: Lame, let's do something!
Dude #1: ...Want to ride the unicorn?
Dude #2: Sick brah!
by spark_rider October 21, 2010
 Get the unicornmug.
Get the unicornmug. This is when a girl, out of sheer anger, starts banging her head against a wall.  Only, instead of a wall, it is another girl's vagina.
Whoah, Terrence made that girl so mad that she gave the hornless unicorn to everybody in Michigan.  I wonder what he did.
by pozzletoff September 4, 2005
 Get the hornless unicornmug.
Get the hornless unicornmug. by Dr. Chovorkiean? October 29, 2009
 Get the unicorn bloodmug.
Get the unicorn bloodmug. When a man and a woman or a man and a man have intercourse right before man A achieves orgasm the reciver gets under man A and places his genitallia on there forged and makes a unicorn like horn. Man A proceeded to orgasm and shoots a white rainbow off the horn.
by Mcswaggfirenuts March 9, 2015
 Get the Magic Unicornmug.
Get the Magic Unicornmug.