Answer:
well there's several ways, we would either quote that scene from transformers "...what are you looking at?...yo dawg....are u up in my (u know the word lol) who u workin for?!....stare down u and me..." or we would see each other and go "Whats good ------ (you know the word lol)" or we would get into a pretend fight, with yelling and shoving, or, we would start singing "Hey!...Hey! (then one of us would mumble something) What?!", or just do our handshake