Redoubt

1. v. t. To stand in dread of; to regard with fear; to dread.
2. n. 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.
3. n. In permanent works, an outwork placed within another outwork. See F and i in Illust. of Ravelin.

The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.