1. Usually "Chill'in" is the term used by bro predators to lure them into "Bro Rape". Natty Ice is a must as well as xbox, axe, visors, abercrombie polos, and black dildo's.
2. see greg
Dude, the bros were totally chill'n with chad and now he just isn't the same.
2. A conscious effort to maintain a calm demeanor or, regain composure.
I figured that after things were getting heated up, I’d better be chill'n before things got out of hand.