un fratello minore

a younger brother

→ uno
phrase Rare #41,363
a younger brother In this context, minore means younger, not minor.
IT: Ho un fratello minore che vive a Roma.
EN: I have a younger brother who lives in Rome.

Tu hai un fratello minore?

Do you have a younger brother?

Come a un fratello minore.

Like a younger brother.

— Jojo Rabbit (2019)

Volevo un fratello minore.

I wanted a younger brother.

Lei ha un fratello minore?

Does she have a younger brother?

Sì, come a un fratello minore.

Yes, like a younger brother.

— Jojo Rabbit (2019)