noun
postage stamp
Abbreviation of 郵便切手. The most common meaning; used for any adhesive stamp for postal use.
See also: 郵便切手
手紙に切手を貼ってポストに入れた。
I put a stamp on the letter and dropped it in the mailbox.
noun
merchandise certificate; trading stamp
Abbreviation of 商品切手. A voucher or stamp given by stores that can be collected and exchanged for goods. Less common than the postage stamp sense.
See also: 商品切手
この商店街では、買い物をすると切手がもらえる。
In this shopping district, you get merchandise certificates when you shop.