A hairstyle created by using obscene amounts of hair gel and spray, forcing the hair upward into a hornlike shape. Worn only by those who possess enough balls to DO IT.
Yo homie, my unicorn horn is BALLIN'.
A heavily gelled hairstyle characterized by a pointy spike, resembling a unicorn horn, sported by many metro-sexual men, including: Ryan Seacreast, Adam Levine, and my father.
Check out his unicorn horn! Do you think he gets man-icures too?
Also, could be used as an incognito penis reference.
One morn, i coulda sworn, i was in the middle of a porn, cause this bitch was riding on my unicorn horn