noun an explanatory or commendatory postscript to a poem, essay, or book;
also in the french from, l'envoi.
2. envoy ·noun 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.