Slang used by Mexicans to refer to each other.
Only Mexicans can say it unless one of them gives you the B-word pass.
Jose: What's up my Binna.
Pedro: Nothing much my Binna.
Archibald: Yo, what you Binnas doing?
Jose: You can't say that!
Pedro: It's cool I gave him the Binna pass.
When your friends are being racist and you're wondering when they're going to stop.
Friend 1: What's up my 'n-word'?
Friend 2: Maaaaaan, when you binna fang some sluh?!