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big gun

noun, Slang.
1.
an influential or important person or thing:
He's a big gun in science.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for big gun
Contemporary Examples
Historical Examples
  • I thought it was noon, I remember, for the big gun of the Castle had just been fired.

    The Eternal City Hall Caine
  • The next day had been set for filming the scenes with the big gun in them.

  • The capture of the big gun; not a man killed, and only three wounded.

    The Kopje Garrison George Manville Fenn
  • Why, there was the night when they were bringing up the big gun.

    The Kopje Garrison George Manville Fenn
  • Dick carried the big gun in a holster, and William a coil of rope.

    Virginia of Elk Creek Valley

    Mary Ellen Chase
  • The water was gone and only one shell remained for the big gun.

    In Africa

    John T. McCutcheon
  • If the enemy moved, warning was to be given by firing a big gun.

    George Washington Calista McCabe Courtenay
  • There was a thundering sound, as if a big gun had been fired.

    On the Banks of the Amazon W.H.G. Kingston
British Dictionary definitions for big gun

big gun

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
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Slang definitions & phrases for big gun

big gun

noun phrase

big shot (1830+)

The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
Copyright (C) 2007 by HarperCollins Publishers.
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