“Argot: The slang of a restricted, often suspect social group: ‘They have their own argot: they bimble, yomp, or tab across the peat and couth a shirt in readiness for a Saturday night bob with the Bennies (locals)’ (Colin Smith, Observer, 26b May 1985, writing about British soldiers in the Falkland Islands). See CANT, JARGON , POLARI, ROMANI.
Excerpted from: McArthur, Tom. The Oxford Concise Companion to the English Language. New York: Oxford University Press, 2005.