和英辞書

妹

noun

one's own younger sister / the wife of one's younger brother; one's sister-in-law / a younger female / (archaic, said from a male speaker) one's sister regardless of age difference

私の妹は医者になりたいと言っています。

My younger sister says she wants to become a doctor.

意味（1）

one's own younger sister

妹(いもうと)の仇(かたき)だ！何(なん)万(まん)人(にん)だろうが地(じ)獄(ごく)へ送(おく)ってやる‼

Imōto no kataki da! Nanmannin darō ga jigoku e okutte yaru‼This is for my sister! Keep coming, all of you! I’ll send you all straight to hell‼

意味（2）

the wife of one's younger brother; one's sister-in-law

意味（3）

a younger female

意味（4）

(archaic, said from a male speaker) one's sister regardless of age difference

意味（5）

(Kagoshima) younger sister