bore sight
See also: boresight
English
editNoun
editbore sight (plural bore sights)
- (firearms) An optical device, mounted on or near the end of a firearm's barrel, used to align the sights with the bore.
- (firearms) A dummy cartridge containing a small battery-operated laser, used to align the sights.
Verb
editbore sight (third-person singular simple present bore sights, present participle bore sighting, simple past and past participle bore sighted)
Usage notes
edit- Bore sighting is similar to, but not as accurate as, zeroing, which normally involves adjustments made to a sight after firing at a target.