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Synonyms

big gun

American  

noun

Slang.
  1. an influential or important person or thing.

    He's a big gun in science.


big gun British  

noun

  1. informal an important or influential person

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

For just one example, see next term’s big gun case, which asks whether the Second Amendment prevents the government from disarming people who are under a restraining order for domestic violence.

From Slate Aug. 31, 2023

That’s why I was on the Hill with Fred Rogers, trying to get them to continue the funding of what I felt was a big gun, right?

From Los Angeles Times Feb. 13, 2023

I fired a 155 howitzer, this big gun on wheels.

From The Guardian Jul. 18, 2020

One of rugby’s big gun is sure to fall before the knockout stage.

From Seattle Times Sep. 12, 2019

I practically jumped out of my skin when I realized that he had a great big gun strapped to his hip.

From "Schooled" by Gordon Korman

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