One's incredibly chill mindset during his/her smoking of marijuana. It originated from the phrase "broaden your horizons," meaning just chill and look at what is going on around you. It is the ultimate chill. Ideal chilling.
An event similar to a "Brodown" in which the primary objective is to ingest large quantities of food. A Brodine may take place in a public venue, or in the comfort of a Bro's home.
In 2010, the Brodine became a mainstream phenomenon with the popularization of "Epic Meal Time".
1.) The process of Bonding, but between two or more good male friends, or bros.
2.) An activity involving two or more straight males that could be perceived as homosexual if witnessed.
"Me and the guys are goin' up north for a fishing trip, gonna be some serious bronding done this weekend."
Matt: "Man, mike kept complaining about sleeping on the floor, so I finally let him sleep in my bed with me."
Brian: "That's borderline gay, dude."
Matt: "Nah dude, pure bronding, that's all that was."