Redoubt

Webster's Dictionary of the English Language

·vt To stand in dread of; to regard with fear; to Dread.

II. Redoubt ·noun In permanent works, an outwork placed within another outwork. ·see F and i in ·Illust. of Ravelin.

III. Redoubt ·noun A small, and usually a roughly constructed, fort or outwork of varying shape, commonly erected for a temporary purpose, and without flanking defenses, — used ·esp. in fortifying tops of hills and passes, and positions in hostile territory.