i own a horse

A lie from a liar.

An effective way to get someone in a chat room(Omegle, Chatroullete, etc.) to leave.

(Omegle conversation)

Stranger: hey asl???
You: I own a horse.

Your conversational partner has disconnected.

stump broke horse

A horse that is trained to back up to a stump. The owner of said horse then proceeds to stand on the stump, and vigorously fornicates the horse.

Cowpoke - "Is that a stump broke horse?"
Rancher - "Yeah, I backed 'er up to a stump and fucked the shit out of 'er jes last night.

horse puckey cat

A cat whos ass smells like horse shit.
Cats putting their litterbox muscles in your face is not as uncommon as one might think, so you can get a snootful fairly readily. :-/

Piss you!!! My f'in cat is a true horse puckey cat if ever there was one!!!

horse shit cigarettes

a brand of Mexican smokes from TJ Mexico

smokin horse shit cigarettes is just like kissing a dog's ass after a warm dump!

rocking horse shit

Something so rare as to be non-existent.

He told the truth? That's rarer than rocking horse shit!

ride a white horse

To sniff cocaine

She went to ride a white horse, don't wait up.

Icy Cool Horse

Coined back in 1994 by the popular band ICP and their cult followers, juggalos. Refers to the act of sticking a popsicle into a horse ass and sticking your dick in after it melts. Later performed on Tom Green Live

Man I went down to the farm and pulled an Icy Cool Horse