He was angry because he felt he had been 'disrespected'. [=treated with disrespect]
He 'disrespected' [='insulted'] the police officer.
(..) he's not suppose to have. Where the hell you get a gun like that, Jerry I can get you two whole crates full, man. Two crates? No disrespect Jay, but how a clown like you get so much product, man? What's it matter where it comes from? It matters, we don't want no dirty guns Jerry. (..)2014 RoboCop