ENGLISH
REFERENCE

bigwig

n.
US //ˈbɪˌɡwɪɡ// UK //bˈɪɡwɪɡ// big·wig Informal
Synonyms
Origin

First arose in the 1730s, from big + wig. Formerly, English men of authority wore wigs. Bigwig plays on the idea that higher authority is denoted by a larger wig.

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