D defs.my
Entry 2 senses Webster, 1913

Envoy

/ĕn'-voi/ · En·voy · IPA /ˈɛn.vɔɪ/
01 n. One dispatched upon an errand or mission; a messenger; esp., a person deputed by a sovereign or a government to negotiate a treaty, or tran…
  1. 1.
    One dispatched upon an errand or mission; a messenger; esp., a person deputed by a sovereign or a government to negotiate a treaty, or transact other business, with a foreign sovereign or government; a minister accredited to a foreign government. An envoy's rank is below that of an ambassador.
  2. 2.
    An explanatory or commendatory postscript to a poem, essay, or book; -- also in the French from, l'envoi.
    “The envoy of a ballad is the “sending” of it forth.” — Skeat.