"This was back when even in the hardest parts of America that guys were fist fighting to settle differences and maybe maybe somebody had a .22 ."

I think that depends on what years your speaking on and of course location.

"Gully"

Brother I think the NYC have at times the most eccentric and odd street slang. I recall Bobby Shmurda using that word and he happens to be half Haitian & Jamaican.