Top Definition
Grammatical error that occurs when a writer uses "it's" in place of "its" or vice-versa. It's not a typo, it's an itso.
Your letter looks great Frank, but you have an itso right here.
by Jonknee
August 27, 2007
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.
×