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big gun

noun, Slang.
an influential or important person or thing:
He's a big gun in science. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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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

(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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