мы подружились

we became friends

→ мы
phrase Rare #32,187
we became friends Past-tense perfective form, describing the point at which a friendship began. The related form подружимся means “we will become friends.”
RU: Мы подружились в университете.
EN: We became friends at university.

Ты вышел со мной, мы подружились, стали вместе тусоваться.

You went out with me, we became friends, and started hanging out together.

— Во время грозы (2018)

Мы подружились с ними.

We became friends with them.

Мы подружились еще в институте.

We became friends back in college.

— Служебный роман (1977)

Мы подружились, но, скорее всего, больше никогда не увидимся.

We became friends, but we probably won’t ever see each other again.

— Центральный вокзал (1998)