bore sight

noun

An optical device, mounted on or near the end of a firearm's barrel, used to align the sights with the bore.

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Meanings

nounbore sight (plural bore sights)

plural bore sights

  1. engineeringAn optical device, mounted on or near the end of a firearm's barrel, used to align the sights with the bore.
  2. engineeringA dummy cartridge containing a small battery-operated laser, used to align the sights.
verbbore sight (third-person singular simple present bore sights, present participle bore sighting, simple past and past participle bore sighted)

present singular third person bore sights · participle present bore sighting · participle past bore sighted · past bore sighted

  1. engineeringTo align the sights and aiming point of a firearm using a bore sight optical tool.
Cite this entry
APA

bore sight. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/bore%20sight

MLA

“bore sight.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/bore%20sight. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “bore sight,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/bore%20sight.

Source: bore sight on Wiktionary, CC BY-SA 4.0.