Area–Area Command. 

Bang to rights–caught red-handed. 

Brew–usually, a mug or cup of tea. 

CID–Criminal Investigation Department

Cod’s head–Constable 

CPS–Crown Prosecution Service

Early dart–leaving work early.

Fantasy Island–Police Headquarters.

Fill your boots–do as you wish.

Form–slang for criminal record.

MIT–Major Investigations Team.

NARPO–Nat. Assoc. Retd. Police Officers.

NHS–National Health Service.

Nick–slang for Police Station.

Off Licence–British liquor store

OSD–Specialist crime and disorder unit.

Probationer–Rookie.

PSD–Professional Standards Dept–Internal Affairs

Quid–coll. name for British pound (no plural).

RAF–Royal Air Force

Screw–slang for Prison Warder.

SIO–Senior Investigating Officer.

TL–Team Leader