A diplomatic broker, such an ambassador, totally authorized to represent his / her federal government.
an individual spent with full-power, specially since the diplomatic agent of a sovereign condition, (originally) charged with handling a specific matter
someone spent with full power to transact any company; especially, an ambassador or envoy to a foreign judge, with full power to negotiate a treaty, or even to transact various other company.
(-riz.). One spent with full-power to transact any company; particularly, an ambassador or envoy to a foreign court, furnished with complete powers to negotiate a treaty or even transact other business.
Synonyms See ambassador, 1.
a diplomat who's totally authorized to express their government