Sounds like Joe Namath’s ATH-UH-LETE (for ‘athlete’)

People who live in an area where that's a supermarket... 

It’s also a grocery store

I ain’t your buddy either, friend.

ACME is a very important grocery store chain in the Philly area. My brother in law’s family calls it the A-C-M-E because of some boring story about the grandfather getting a call from the bank’s fraud protection and they spelled out the store name rather than saying it. This is considered a funny story in their…

It is a Philly based grocery store.

It comes up quite a lot in the greater Delaware Valley: https://www.acmemarkets.com/home.html

Also “ice-en-ing” for icing. 

This scene from “Ocean’s Eleven” is all I can think of now...

Wait, people out there pronounce it “gro-in”? Who?... Is this some telltale sign of the Philly accent that no one outside of Philly gives a shit about? This comes across as Philly horseshit.

It’s been way too long since he rapped at us!

The question is missing “chief”, but I usually just say “sir” (or “ser” if you have no pages).

Those vacuums’ll take your dick right off. You don’t wanna have sex with them.

Fuck, I miss Jim Anchower. I wonder what he’s up to these days?

I really dislike being called “boss” by people who I do not supervise. It feels passive-aggressive. 

Dude is only for when you’re exasperated... “Really? What the fuck dude...”

“Gro-in” is definitely NOT Philly shit.  I know we have some fucked up pronunciations but that isn’t one of them.

To greet my friends I usually us “Homie” or “Holmes”. A little old school 90's greeting is good I think anyway.  Then again maybe I’m a dork.

Dude:

I use “chum” a lot, but only sarcastically.