big cheese

Từ điển WordNet v3.1 - WordNet Dictionary

noun

an important influential person
- he thinks he's a big shot
- she's a big deal in local politics
- the Qaeda commander is a very big fish
• Syn:
big shot, big gun, big wheel, big deal, big enchilada,
big fish, head honcho
• Usage Domain:
colloquialism
• Hypernyms:
important person, influential person, personage
• Hyponyms:
knocker, supremo