overbore

not-comparable

(firearms) Such that the capacity of the burning cartridge powder is greater than the volume within the barrel.

Japanese Meaning

銃器において、弾薬の燃焼時における火薬の容量が銃身内部の容積より大きい状態、または設計を指す。

The overbore cartridge produced a muzzle blast so intense it cracked the wooden stock.

燃焼する火薬の容量が銃身内の容積を上回る弾薬は、銃口の爆発が非常に強く、木製ストックにひびを入れた。

Sense（1）

(firearms) Such that the capacity of the burning cartridge powder is greater than the volume within the barrel.