Old Bill

Origin: . Suggested sources for the police officer and police force terms include: #Old Bill, comic character created by Bruce Bairnsfather. #Music hall song "Won't you come home, Bill Bailey", which references the Old Bailey criminal court. #William IV (reigned 1830-37), who became king the year after the Metropolitan Police were founded (1829). #Wilhelm I, Prussian Kaiser who visited the UK around the same time the custodian helmet was adopted (1863). #cutting instrument or billhook, weapons carried by constables of the watch. #written note of services rendered, allegedly presented by a police of. Origin information sourced from Wiktionary contributors (CC BY-SA 4.0).