1 definition by ralucawashur

1. When used to describe something crazy or out of the ordinary.

2. When you use it to describe another person's actions. Oh no she didn't!
ex1. Connie: "I saw this homeless person dancing with a streetlamp yesterday."
Chase: "That is oh so sour."

ex2. Derek: "You're a dirty whore."
Lauren: "Oh no you sick and souuur!"
by ralucawashur July 28, 2009
Get the sour mug.