• synonyms


[smooth-bawr, -bohr]
  1. (of firearms) having a bore that is smooth; not rifled.
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  1. a smoothbore gun.
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Origin of smoothbore

First recorded in 1790–1800; smooth + bore2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for smoothbore

Historical Examples of smoothbore

  • But the rifle had to be served more carefully than the smoothbore.

    Artillery Through the Ages

    Albert Manucy

  • Our admiration for the smoothbore and its wholesale tactics was beyond expression.

    A Virginia Scout

    Hugh Pendexter

  • Just inside these casemates are two 15-inch smoothbore Rodman guns.

  • Smoothbore was left to his recollections and general musings.

    The Great Gold Rush

    W. H. P. (William Henry Pope) Jarvis

  • To Smoothbore this was not evidence of any abandonment of the conspiracy.

    The Great Gold Rush

    W. H. P. (William Henry Pope) Jarvis

British Dictionary definitions for smoothbore


  1. (modifier) (of a firearm) having an unrifled borea smoothbore musket
  2. such a firearm
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Derived Formssmoothbored, adjective
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