What is a Cockney?
Cockney is a person from a certain area in London. In fact, the term is commonly used to distinguish people who come from a wider area of the innermost eastern suburbs on London and also an adjoining area south of the river Thames.
Cockney is also used to describe a strong London accent and is associated with working-class origins. Famous actor Michael Caine (batman, the prestige) is a Cockney.