atmosphere made of girls' fart which prevents the rays of hope of dating coming through. Friendzoner's ultimate move. A girl set up the brozone layer only when she is comfortable enough with a guy to call him a brother.
Peter: I'm really happy that Angie and I are getting to know each other better. The other day she farted; it was so cute.
All the guys: No, you fool. She set up the brozone layer; you're hopeless.
Any area in which there is an unusually high prevalence of Bros. These wastebags can be easily recognized by their flat-brimmed skateboard hats, board shorts, and lack of a job, or any motivation in life. The Brozone layer is unusually thick in San Diego, specifically down in Pacific Beach at establishments like Moondoggies. A brozone layer can be very disorienting, and often leads smoking hot girls to date these losers.
Fitness: Yo Chuck, we gotta get out of here I can barely breathe.
Chuck: I know, the brozone layer in here is so thick I can't even see.
Fitness: I know, the jokewill be on these bro's in ten years when they are still skateboarding at the beach, collecting welfare.
(Noun) A guy who doesn't show up when you're out with boys for a cool one.
Chuck didn't make it to tailgating 'cause his Chevy Malibu broked own on the way to the game. There was definitely a hole in the brozone layer last Sunday.
A place worse than the friend zone. The brozone layer occurs when the girl you like deems you a "brother to her." There is almost no chance of getting out of the brozone layer.