What a guy
You would use this sentence when a person is just a guy, it was created by rack00nz in a PS4 party you could also say "this man is such a guy" or "what a fucking guy man" you can use it in a positive way or a negative way.
"Yo look at this man bro"

"What a guy man"

"Bro this girl just texted me"

"Ur such a guy man"

"Yo i just got cheated on"

"Ur actually the biggest guy I've ever seen bro"