American Heritage Dictionary
(3)
Century Dictionary
(6)
GNU Webster's 1913
(2)
WordNet
(4)
Elsewhere on the web
Forgive me, but 'cockney-ier than thou' is not a game worth playing.— Telegraph Blogs
The first recorded use of the word cockney was in 1521 to suggest an urban fool, a man who believed in an egg laid by a cockerel.— Telegraph Blogs
Apparantly my "cockney" accent gets stronger when I go home or talk to people from home, glad to know someone finds it attractive!— AfterEllen.com - Because visibility matters
This person mustn't be a cockney (like Mr Ashley), he mustn't have a giggle about Newcastle women (that was Freddy Shepherd), but he should be prepared for endless abuse, and ready to flush away squillions of pounds to indulge the "Toon army".

American Heritage Dictionary (1)
Century Dictionary (2)
Bubble size: how much this word was used in a year
Bubble height: used more or less than expected, vs. all uses evenly distributed
You can expect to see this word several times a year.