Getting player owned in a fantasy based universe.
I just got unicorned by a red dragon knight!
When boning a horse and its dick goes through your forehead
You just got unicorned!!!!
The act of taping a beer can to a passed out friend's forehead. Accomplished with one empty beer can some tape.
Jon: Jaeger got unicorned and the fag is sitting on his face.
Teggs: Sucks to be him.
When grinding on a male SO low that his penis rests on your head.
Lucy got unicorned on the dance floor last night.
When you take your testicles and gently put them in the eye sockets of a sleeping friend while at the same time getting aroused and having a full erection thus making them a unicorn.
"Dude if I find out one of you guys unicorned me i'm going to take out the time to personally assassinate each one of you"
Unicorned-when a person in the gym gets rammed in the ass by a large piece of exercise equipment.
Mike wasn't paying attention and was unicorned by the leg press.
Used in substitution of the words drunk, wasted, shittered, hammered, etc. to categorize a state of absolute drunkenness.
Look at that guy, he's absolutely unicorned right now!
To stick an enemy in Halo 3 with a spike grenade so that it sticks out of their head giving them the appearance of a unicorn.
Yo man, you just got unicorned!