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English definition of “bigwig”

bigwig

noun [C] uk   /ˈbɪɡ.wɪɡ/ informal us  
a person who has an important or powerful position: We were invited to a lunch with local bigwigs.Important people and describing important peopleFamous peopleWealthy people
(Definition of bigwig from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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