Definitions for "Redoubt"
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.
In permanent works, an outwork placed within another outwork. See F and i in Illust. of Ravelin.
1) A small separate defensive work (blockhouse or earthen works); 2) Detached outworks as part of a larger defensive plan, usually square without defensive flanks. Could also be polygonal or hexegonal shapes.
Keywords:  stronghold, forbidding
a forbidding stronghold
A work normally consisting of a parapet and one or more footbanks.
Keywords:  dread, fear, regard, stand
To stand in dread of; to regard with fear; to dread.