Rhyming slang and toad" (the main road) and "apples and pears (stairs), as well as many more obscure examples, e.g. "Battle of the Nile" (a tile, a vulgar term for a hat), "Duke of York" (take a walk), and "Top of Rom" (home). It remains a matter of speculation whether rhyming slang was a linguistic accident, a game, or a cryptolect developed intentionally to confuse non-locals. If deliberate, it may also have been used to maintain a sense of community, or to allow traders to talk amongst themselves in marketplaces in order to facilitate collusion, without customers knowing what they were saying,
Sparrows Can't Sing is a comedy attempting to provide a representation of Cockney life in the East End of London in the early 1960s. A collection of typical characters such as people at the local pub, local tarts, Jewish tradesmen, spivs and others are portrayed, (and possibly larger than life). The dialogue is a mixture of Cockney rhyming slang, London Yiddish, and thieves' cant. "The New York Times", in its review said "this isn't a picture for anyone with a logical mind or an ear for language. The gabble of cockney spoken here is as incomprehensible as the reasoning of those who speak