As in any civilised society, the police are here to try to protect the innocent, keep Law and Order. To investigate crimes, arrest suspects, and bring the accused before a Judge in a Court of Law.
"Fuzz" is an old fashioned slang term for the police. You hardly ever hear it any more. Other terms for police include bobbies and coppers, or cops. Nowadays, you even hear the slang "po-po."
Call the police
I hear and understand you.
154.8600 police, ems 155.880
Police scanners are radios that monitor the police channels on the police radio. You can hear the officers being dispatched to calls and hear them talking back and forth. Be aware, however, that since 9/11 most big-city police radio channels are now encrypted and cannot be monitored.
Report it to the police.
Call the police.
Police would be a concrete noun. You can see police, you can (though I wouldn't recommend it) touch police, you can also hear police. If you are able to use your senses to identify the noun, then it is concrete.
He becomes convinced that the dead man's heart is still beating and that the police can hear it.
Try going to a Police Radio 10 Codes website.
Police officer
a police siren!!