from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Having no rifling within the barrel. Used of a firearm.
  • n. A firearm having no rifling.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. having a bore with a smooth interior, ie. one that has not been rifled
  • n. a cannon, gun or other firearm that has an unrifled barrel.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Having a bore of perfectly smooth surface; -- distinguished from rifled.

from The Century Dictionary and Cyclopedia

  • Smooth-bored; not rifled: as, a smooth-bore gun. Compare choke-bore.
  • n. A firearm with a smooth-bored barrel; in contradistinction to rifle, or rifled gun.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adj. of a firearm; not having rifling or internal spiral grooves inside the barrel
  • n. a firearm that has no rifling


from Wiktionary, Creative Commons Attribution/Share-Alike License

smooth +‎ bore



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