Short for straight edge. This could either be a person trying to get their life together or some holier-than-thou idiot trying to make you feel bad for smoking a ciggy.
Josh: No, man, I don't poison my body with that filth, i'm stredge.
Not Josh: Who the fuck invited Josh to the house party?
Midwestern slang for Marlboro reds.
Person 1: Oh, it's gosh darn cold as heck out there, donchaknow?
Person 2: Too cold for communist conversations?
Person 1: Let's find out.