A very big smile.
When a child drinks kool aid or some other brightly dyed beverage and ends up staining the outside of their mouth.
When a child drinks kool aid or some other brightly dyed beverage and ends up staining the outside of their mouth.
by Blowfish August 21, 2005

by 131241) May 11, 2006

When a person eats out a female on her period and has a red kool aid stain smile around their mouth .
"I ate out this girl last night, didn't realize she was on her rag and ended up with a giant kool aid smile
by nautyspanker July 25, 2016

A smile that is so big, that all your teeth show, and it looks like you are the happiest kid on Earth.
by jaaaayr December 22, 2010

a large, cheesy grin on a person, similar to the one the Kool-Aid man has in the commercial. A Kool-Aid Smile is usually seen when a person has accomplished a major feat or task, or something extraordinarily good happens to that person.
by Rey Del Fuego December 05, 2007

by Quirky24 January 08, 2012

1. (n.) the result on ones face after performing oral sex on a female who is menstrating. A possible side effect of getting your red wings.
2. (n.) a big bright contagious smile!!!
2. (n.) a big bright contagious smile!!!
by KatNat March 17, 2009
