The colloquial term (also "big shot" or "big wheel") is indeed "bigwig".
Check Out Maven's "Word of the Day", which happened to be BigWig. http://www.randomhouse.com/wotd/index.pperl?date=19980818
bigwig`s password is: tecnoligy123
Bigwig - band - was created in 1995.
The word for an "Oxford bigwig" would likely be don.
bigwig
that would probably be a "Sheikh", i doubt i would call him a bigwig to his face though :)
Imam
Imam
bigwig
Bud Selig?
The term "bigwig" originated in the 17th century and was used to refer to wealthy or important individuals who wore elaborate wigs, which were fashionable at the time. It symbolized their status and influence in society.