crusher (plural crushers)
- Someone or something that crushes.
- A machine designed to crush rocks.
- (slang) A policeman.
1851, Mayhew, Henry, “The Literature of Costermongers”, in London Labour and the London Poor, volume 1, page 25:
- Anything about the police sets them a talking at once. […] 'The blessed crushers are everywhere,' shouted one. 'I wish I'd been there to have had a shy at the eslops,' said another. And then a man sung out: 'O, don't I like the Bobbys?'