Emissary

1. (n.) An agent employed to advance, in a covert manner, the interests of his employers; one sent out by any power that is at war with another, to create dissatisfaction among the people of the latter.

2. (a.) Exploring; spying.

3. (a.) Applied to the veins which pass out of the cranium through apertures in its walls.

Thesaurus Entries

Hermes, Iris, Mercury, Paul Revere, Pheidippides, ambassador, ambassadress, apostolic delegate, attache, bearer, career diplomat, carrier, chancellor, charge, commercial attache, commissar, commissary, commissionaire, commissioner, consul, consul general, consular agent, courier, delegate, diplomat, diplomatic, diplomatic agent, diplomatic courier, diplomatist, envoy, envoy extraordinary, estafette, express, foreign service officer, go-between, herald, internuncio, legate, message-bearer, messenger, military attache, minister, minister plenipotentiary, minister resident, nuncio, plenipotentiary, post, postboy, postrider, resident, runner, secretary, secretary of legation, vice-consul, vice-legate