The shades

n.

Heard in Donegal and Longford

The police or the shades; guards.

In use

Lad 1: "Fukin shades sham Lad 2:I know aye fukin mogs!"

Posh English

Lad 1: Those confounded police, old chap. Lad 2: Quite so, the absolute blighters.

Same phrase, other counties