noun
battle arrow; war arrow
Refers specifically to an arrow used in warfare, as opposed to hunting or target practice. Historical term; not used for modern arrows.
武士は征矢を背負って戦場に向かった。
The samurai went to the battlefield carrying battle arrows on his back.
Compound of 征 (sei, 'subjugate' or 'attack') and 矢 (ya, 'arrow'). The reading そや is a kun'yomi-based compound reading.