double unicorn 

A unicorn with two horns,because a dicorn sounds ridiculous

wow look at that horse with two horns I think it's called a double unicorn

double unicorn by SwankyMushroom July 19, 2015

Double Unicorn 

(females) The act of packin' a phat double horseshoe whilst sucking a long dong shlong.

"Man, I finally got my girl to give a double unicorn last night"

Double Unicorn by Yeeznutt May 15, 2017

Double unicorn 

Where a male attaches a dildo on his forehead and lays on his back, while his partner (most of the times male) rides the dildo that is on his head, then bends over and starts giving the male a blow-job.

“Me and my husband wanted to try something new in bed so we tried the double unicorn,”

Bobby told his friend,“it was very pleasurable but I’m worried that if we do it more often he could start developing back problems.”

Double unicorn by JizzJazz the space girl January 12, 2020