Pertaining to the consuls in ancient Rome, or in recent times in France, or to their office; pertaining to or characterized by the office of consul: as, the consular power; a consular government. See consul.In international law, pertaining to or having the functions of a consul (see consul, 3): as, the consular service.n. In ancient Rome: An ex-consul, and also, under the empire, one who had held the insignia of a consul without the office.n. The governor of an imperial province.n. A consul.