Bigwig (band)
WordNet
noun
(1) The most important person in a group or undertaking
WiktionaryText
Noun
- A person of importance to a group or organization
- The company bigwig is gathering his staff together for a meeting today.
Synonyms
- big cheese, big enchilada, big kahuna, big wheel, grand poobah, head honcho, kingpin, muckety muck, top banana, top dog