2 definitions by Caitlin Blissenbach
The opposite of coolio. A term used to describe something you dislike or a situation that does not meet your expections.
Caitlin says "I got a haircut at Great Clips for $15. That's kind of expensive." Rachel responds "Boolio. That sucks."
by Caitlin Blissenbach February 24, 2008
by Caitlin Blissenbach February 27, 2008