male
あの犬はオスかメスか。
Is that dog male or female?
ずっと前、犬は全部オスで、猫は全部メスだと思ってた。
A long time ago, I thought all dogs were male and all cats were female.
オス犬をもらった方がいいよ。
You should get a male dog.
オスかメスか？
Male or female?
— 甘い生活 (1960)