Last Updated:2025/11/21
(mail) Initialism of return to sender. Used on a misaddressed envelope to have the post office return the letter to the sender.
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RTS
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Source Word
RTS
Phrase
abbreviation
alt-of
initialism
Japanese Meaning
差出人への返送(郵便物が誤宛先に送られた際に、郵便局がその郵便物を差出人に返すことを指す)