noun
: an adhesive stamp or an imprinted stamp on a piece of postal stationery issued by a postal service for use on mail matter as evidence of prepayment of postage
noun
: an adhesive stamp or an imprinted stamp on a piece of postal stationery issued by a postal service for use on mail matter as evidence of prepayment of postage
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012