battle sight
noun
Meaning
A pre-set elevation and windage adjustment on a firearm's sights that allows a shooter to engage targets effectively within a common combat distance without manual adjustment.
Examples
- He quickly flipped the rear aperture to the battle sight setting when the enemy patrol appeared.
- Most modern infantry rifles are zeroed at a specific distance to serve as a reliable battle sight.
Synonyms: zero, iron sights, combat zero, point-blank setting