Basically when somebody posts a "Why, Wassup?" status on Facebook and you like it, their essentially pretending to describe you to a another person as if the person asked if they knew you.
Started in New Jersey.
Kristen? My best friend? The really pretty one? The one I love? The one I can trust? The one that knows how to play volleyball? The one that's smart? The one who is a cheerleader? The one who makes me laugh? Yeah, I know her. Why, wassup?