British police may be referred to as:
po-po, 5-0H, fuzz, cop, copper, flat-foot, roller
My teenagers call the police community service officers "rentacops"
pigs,rozzers,cops,old bill,les flics
In British slang to act as a police informer, also someone who complains irritatingly. In Australia to annoy or upset or nag
A Bobby is a British policeman. The London police force was founded by Robert Peel, and policemen are therefore known as Bobbies or Peelers.
In British Slang, a "woof" is a male homosexual.
According to BritishSlangs, "Piggy Bank", is actually British slang.
Hearst
It is called Cops.
There are many slang or knicknames for a policeman (or policewoman!). Many nicknames are not very nice. One of the better ones is a police constable. Then you could have (British slang: Peeler, Bowstreet Runner, Scuffer), pig, and so on.
Yes - according to Wiktionary, it is UK slang for a police station, or prison.
The common slang term is "Narc."
"spot on" ?
Nicked
Labtop