旧友に出会った

met an old friend

→ 旧友
phrase Rare #39,253
met an old friend Often used for unexpectedly running into an old friend, though the phrase itself does not necessarily imply that the meeting was accidental.
JA: 駅で旧友に出会った。
EN: I ran into an old friend at the station.

通りで偶然旧友に出会った。

I ran into an old friend by chance on the street.

彼は公園を歩いていて偶然旧友に出会った。

He happened to run into an old friend while walking through the park.

私は偶然電車の中で旧友に出会った。

I happened to run into an old friend on the train.

私はパーティーで何人かの旧友に出会った。

I ran into some old friends at the party.