"Dude, that's chill."
"I just killed my mom."
"I just aced my test!"
2) To think something is cool.
Bill: *checks out Franklin* "Hey man, I think you got a hot package"
Franklin: *stands in a form of anger, and prepares to shank Bill, then realizes that he is chill, and takes a seat* "Thanks man. ^-o"
2) "Hey Willis, did you know that your name is so Chill!"