chill (out), v. 1. [1950s] to get rid of the victim once the confidence game has reached its climax and he has been robbed. 2. [1960s+] to calm down, to control one’s emotions, to relax, to act ‘cool’; often as imper. 3. [1980s+] to pass the time of day, to ‘hang out’; usu. as chillin’ n. 4. [1990s+] to take a break, to pause. 5. [1980s+] by ext. of prev., of a dealer, to work on a street corner or in a bar. 6. [1990s+] to calm someone down. 7. of events, to calm down.