Sentence:  He looked at me, was just about to call me an <WSD>arse</WSD>, when I told him, “You throw it too hard. Try and think of the javelin hitting the target before you throw it. Let it all go through your mind first, see it, feel it, then throw it.” &para; “Good advice, you <WSD>arse</WSD>,” he said and tried again. 
Meaning of the word marked with <WSD> tags:  A stupid, mean or despicable person.