Police officer solving crossword puzzle - would CPS's letters get ignored?

Usage examples of rozzer.

She had had a pleasant conversation, gained one and eight pence for nothing, and perhaps helped the cause of justice to get the rozzers off the backs of the poor cows who worked down the Farringdon Road way.

We have a disagreement, I get a squad car full of rozzers coming round here to put her side of it.

As he drove, now, down Lad-broke Grove toward Holland Park, feeling self-consciously sober and clandestine, Richard remembered what he said, when the three rozzers came crunching out to greet him.