Top Definition
A rainbow that is formed during a hail storm. Not a rainbow, since it is not raining.
Did anyone see the unicorn jump over the hailbow yesterday?
by Alyson Clair March 09, 2009

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.

×