据きょ銃じゅうMeanings1nounmounting a gun; gun mountTechnical term for holding a rifle with the stock against the shoulder, or the mount itself. Used in military or shooting contexts.射しゃ撃げきの前まえに据きょ銃じゅうの姿し勢せいを確かく認にんする。Check the gun-mounting stance before shooting.