They were 'flinging' abuse at each other. [=they were angrily shouting insults at each other]
(..) - Mm-hmm. for which you are totally wrong. And if you mess up, my head is on the chopping block. Now, hang that up. Don't just fling it anywhere. Okay. First of all, you and I answer the phones. The phone must be answered every single time it rings. Calls roll to voice mail, (..)2006 The Devil Wears Prada