со своим другом

with his friend

→ с
phrase Rare #27,038
with his friend Use with a male friend; the exact English pronoun changes with the subject: my friend, your friend, his friend, her friend, our friend, their friend. The word своим means “one’s own.”
RU: Он пошёл в кино со своим другом.
EN: He went to the movies with his friend.

Познакомьте меня со своим другом Томом.

Introduce me to your friend Tom.

Я поговорил со своим другом из ФБР.

I talked to my friend from the FBI.

Сегодня я ходил в бассейн со своим другом.

Today I went to the swimming pool with my friend.

Том сейчас живёт со своим другом Джоном.

Tom now lives with his friend John.

Я провела весь день со своим другом.

I spent the whole day with my friend.

Познакомьте меня со своим другом Петром.

Introduce me to your friend Peter.

Том разговаривает со своим другом.

Tom is talking to his friend.