Sentence:  Harry looked rather bulky, you know, Tom, and the <WSD>slop</WSD> (policeman) says, 'Hallo, what you got here?' and by [blank] he took us both before the beak. After hearing the <WSD>slop</WSD> tell his tale, he says to me: 'What do you know of this man? ... 
Meaning of the word marked with <WSD> tags:  A policeman.