D defs.my
Entry 1 sense Webster, 1913

Postage

/pōs'-təj/ · Post·age · IPA /ˈpoʊstɪd͡ʒ/
01 n. The price established by law to be paid for the conveyance of a letter or other mailable matter by a public post.
  1. 1.
    The price established by law to be paid for the conveyance of a letter or other mailable matter by a public post.
Phrases & compounds
Postage stamp — a government stamp required to be put upon articles sent by mail in payment of the postage, esp. an adhesive stamp issued and sold for that purpose.