
1) Affected London accent
Found on
https://www.crosswordclues.com/clue/mockney

Mockney (a portmanteau of `mock` and `Cockney`) is an affected accent and form of speech in imitation of Cockney or working class London speech, or a person with such an accent. A stereotypical Mockney speaker comes from an upper-middle class background. A person speaking with a Mockney accent might adopt Cockney pronunciation but retain stand...
Found on
http://en.wikipedia.org/wiki/Mockney

Mockney is British slang for someone trying to sound like a cockney, and failing. A classic example of a mockney was Dick Van Dyke in the film 'Mary Poppins'.
Found on
http://www.probertencyclopaedia.com/browse/ZM.HTM
No exact match found.