big gun

See synonyms for big gun on
  1. an influential or important person or thing:He's a big gun in science. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use big gun in a sentence

  • Didn't you bring two gentlemen on board, and 80 didn't one of them want to measure the carriage of the big gun?

  • What to do with his horse was a question, for the report of the big gun would set him crazy.

British Dictionary definitions for big gun

big gun

  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