mockneymock‧ney /ˈmɒkni $ ˈmɑːk-/ adjective British English 
relating to someone who tries to talk or behave in the same way as Cockneys do, but who is not working class and does not come from the East End of London—mockney noun [countable]
relating to someone who tries to talk or behave in the same way as Cockneys do, but who is not working class and does not come from the East End of London—mockney noun [countable]