A dykehorse is anything that is being retarded. It can be an object or a person, doesn't matter. The word originates from an all girls prep school in Phoenix, AZ. It is commonly used among the prettiest and most popular girls.
Channing- Did she just trip over air?

Liz- YES.

Channing- Dykehorse!
by fishbish1 February 14, 2011

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.