Rooted in the expression: "Hung like a horse", a Unicorn Dick or UD, refers to a exceptionally large penis with the magical powers of a Unicorn. These powers include: making women sneak out of bed with men they are dating in order to pursue the UD, making women jump from man to man looking to fill a void that only a UD can fill, and making women lie straight faced to a man they allegedly care about when confronted about sneaking out to pursue the UD.
I don't understand why she is with him, he has no job, he treats her like shit, and he spends all her money.
Going so deep in a pussy that it feels like a unicorn's horn is penetrating your ovaries whilst preforming an aggressive rainbow queef.
Fred: Man, I think Stacey is going to brake up with me.
Jo: What!?! Why?!yy
Fred: Well... I was having sex with her for the first time and... I... Have a big... Cock and I went unicorn deep. She still can't walk dude.
Dust you scrape off unicorns with a blade hand crafted by the jawas from Star Wars. This dust is very valuable and is worth around 23 Kraken teeth per Gram! You can snort it to become a unicorn for about 12 hours, or use it to teleport anywhere between 12 and 144 miles depending on the quality.
The ginger wanted to get the unicorndust, but he was saddened to find out he was allergic.