Top Definition

1. A word that was made up for Scrabble when the only letters you have are i,i,i,o,o,u,e.

2. A creature companion used for Ninjaing
The man and his iouioei went to the NINJA BLACK-OPS WEDDING IN GERMANY.
by Zack Shook October 18, 2010

Free Daily Email

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

Emails are sent from We'll never spam you.