A flag; a banner; a standard; esp., the national flag, or a banner indicating nationality, carried by a ship or a body of soldiers; -- as distinguished from flags indicating divisions of the army, rank of naval officers, or private signals, and the like. Hang up your ensigns, let your drums be still. Shak. A signal displayed like a standard, to give notice. He will lift an ensign to the nations from far. Is. v. 26. Sign; badge of office, rank, or power; symbol. The ensigns of our power about we bear. Waller. Formerly, a commissioned officer of the army who carried the ensign or flag of a company or regiment. A commissioned officer of the lowest grade in the navy, corresponding to the grade of second lieutenant in the army. Ham. Nav. Encyc.