Sentence:  "So? What'a you want? That's stupid! You <WSD>dorf</WSD>! Yeah . . . okay. I'll see you when I get there. Get off my back, will you?" When you tell him that's no way to talk to a friend, he looks at you as though you're from another planet. 
Meaning of the word marked with <WSD> tags:  (Term of disparagement); freak.