When during a threesome you put a suction dildo on your forehead and let one of the other participants ride it
"Dude me, Janna, and brittany had a threesome the other night, I totally pulled a mongolian unicorn on them"
by Freshly Poured Bong Water January 23, 2022

by 5.OHBRUH August 1, 2018

Getting a Cornetto from the freezer, pushing it from the cone point down to the ice cream into your partner’s anus whilst bent over, then eating it out of their anus down to the chocolate nub.
The action of Alaskan Unicorn Treat is defined as Pushing a Cornetto into yours, or someone else’s anus down to the ice cream top whilst they’re bent over. Then eating it down to the chocolate nub.
by Blue Eyes Shite Dragon May 25, 2025

When somebody attaches a dildo to their head and shoves it into the vagina or butthole of another person during sex.
by sexybabyman November 5, 2023

by Officer Height September 8, 2020

A common swingers term used in the community to refer to a single female, open to meeting couples.
Commonly bi-sexual or heteroflexable.
Commonly bi-sexual or heteroflexable.
"The couple is looking to add a new experience to their dynamic & to spice things up, so they are meeting a unicorn."
by Lola lessons October 6, 2023
