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Definition of Forever stamp
1. Noun. (American English) A postage stamp with no indicated monetary value and indefinitely valid for a given service, e.g. a domestic first-class letter under 20 grams. ¹
¹ Source: wiktionary.com
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1. Noun. (American English) A postage stamp with no indicated monetary value and indefinitely valid for a given service, e.g. a domestic first-class letter under 20 grams. ¹
¹ Source: wiktionary.com