.38

(firearms) A standard kind of firearm designed to fire bullets that are approximately 0.38 inch in diameter.

Japanese Meaning

.38は、約0.38インチの銃弾を発射するために設計された、標準的な火器（拳銃など）を指す。

He pulled the .38 from his coat and checked the cylinder before tucking it back in.

彼はコートから38口径のリボルバーを取り出して薬室を確認し、再びしまい込んだ。

Sense（1）

(firearms) A standard kind of firearm designed to fire bullets that are approximately 0.38 inch in diameter.

I had hoped that he had a .38 on him but that wasn't the case.

.38s

（ plural ）