Referenced most widely on The Fugees' album The Score and KRS-One's Sound of da Police. Beat cop inoffensive slang for patrolling officers. Benga Czech slang term for police officers. Derived from Romani language word "beng" meaning devil or satan. Bill Also Old Bill. The Bill was the title of a television police series in the UK, based in a fictional London borough. Bird US, slang for a police helicopter. See also "Ghetto Bird". Not to be confused with the UK parallel to "chicks", a more modern and now more common use of "birds." Bizzies UK, said to have been coined in Merseyside, as the police were always too "busy" to help citizens who reported low-level crimes such as house burglaries. An alternative origin is that the police are seen as "busybodies", i.e., they ask too many questions and meddle in the affairs of others. Black Maria (pronounced "Mariah") Slang term used in the UK, Ireland, and elsewhere; the police van used to transport prisoners, also used in the 19th century in the US and France with various suggested etymologies including racehorses or the infamous black, large, fierce Liverpool guesthouse owner, Maria Lea. Black police黑警. A derogatory Cantonese slang widely used to insult a Hong Kong Police Force officer by pro-democracy supporters during the 2019–20 Hong Kong protests. Portmanteau for triad gangsters (黑社會) and police (警察) . See also triads for context. Blackshirt UK, derogatory name referencing the modern police uniforms and armed squads of Italian Fascists under Benito Mussolini. Blues and Twos UK, from the flashing blue lights and the two-frequency siren on a police car. Blueband UK, from the blue cap-band worn by PCSOs. Bluebottle Antique name for the police referring to the old-style uniform. Blue Canary Canadian, a term used by firefighters to rib police officers. Miners historically used canaries to monitor the air quality of a mine; when the canary died, the air quality was considered unworkably poor. Police officers have been known to put themselves at risk when rendering aid, usually running into a fire or other toxic atmosphere without proper training or personal protective equipment. Antonym: Hose Monkey. Blue Force US slang term for the police, mainly used in Florida. Blue Heeler Australian slang term, particularly in rural areas, in reference to the blue appearance and traits of the Blue Heeler Australian Cattle Dog. Blue Heelers was a long running Australian police television drama series.