対たい戦せん車しゃ砲ほうたいせんしゃほうMeanings1nounantitank gunA cannon or artillery piece designed to destroy tanks. Used in military contexts.対たい戦せん車しゃ砲ほうは第だい二に次じ世せ界かい大たい戦せんで広ひろく使つかわれた。Antitank guns were widely used in World War II.