Jawn (n.) - Used to refer to a thing, place, person, or event that one need not or cannot give a specific name to; "Look at these jawns over here."
Wooder Ice (n.) - Otherwise known as “water ice”; a delicious Italian-style ice that is basically ice, sugar and flavoring.
Hoagies (n.) - May be incorrectly referred to as a “sub sandwich.” Philly calls it a hoagie.
Jeet? (q.) - This is a question; Abbreviated Philadelphia way of saying “Did you eat (yet)?” or “Didja eat?”.