1The postal service — the system for collecting and delivering letters, parcels, and other mail.
郵便で申込書を送ったが、まだ返事が来ない。
I sent the application form by mail, but haven't gotten a reply yet.
台風の影響で、郵便の配達が一日遅れた。
Because of the typhoon, mail delivery was delayed by a day.
引っ越しの際は郵便の転送手続きを忘れずに。
Don't forget to arrange mail forwarding when you move.
日本の郵便は時間に正確なことで知られている。
Japan's postal service is known for being punctual.
2An abbreviation for 郵便物 (postal matter); refers to the actual pieces of mail such as letters or parcels.
郵便受けにたまった郵便を取りに行った。
I went to collect the mail that had piled up in the mailbox.
留守中に届いた郵便は隣の人が預かってくれた。
The neighbor kept the mail that arrived while I was away.