A way of speaking that includes an accent and a whole vocabulary of slang words. Mainly limited to western Pennsylvania. It is considered a blue-collar way of speaking, and not something you would want to use in a job interview. Example: you might want to stop using that Pittsburghese if you want to get a good job and move out of here
PITTSBURGHESE
Meaning of PITTSBURGHESE in English
Slang English vocab. Английский сленговый словарь. 2012