Do you understand me? ("Know what I mean?")
Used in the sense of "Do you agree with my viewpoint?" or "Catch my drift?"; "Grasp my implication?"
A coinage by humorist Alan Coren mocking British un-educated pronunciation. Coren also made much use of [wossname] and may even have invented that spelling.
> Andy Capp had a fairly low profile on the job-market, narmean?