Meaning of “big gun” in the English Dictionary

business-english dictionary

"big gun" in American English

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big gunnoun [ C ]

us /ˈbɪɡ ˈɡʌn/ also big shot, big wheel, /ˈbɪɡ ˌʃɑt/ /ˈbɪɡ ˈhwil, ˈwil/

someone who has an important or powerful position:

Their lawyer, a big gun from Detroit, commissioned a bunch of surveys to show that their products met the state's standards.

(Definition of “big gun” from the Cambridge Academic Content Dictionary © Cambridge University Press)

"big gun" in Business English

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big gunnoun [ C ]

uk us informal

a person or company with a lot of power and influence:

The big guns of the internet are set to invest tens of millions of pounds in the technology.

(Definition of “big gun” from the Cambridge Business English Dictionary © Cambridge University Press)