Definition of "outwork" []

• To work better or faster than. (verb-transitive)
• To complete (something); work (something) out. (verb-transitive)
• A minor fortification constructed beyond a main defensive position or fortification. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "When a defence of a certain Spanish outwork was resolved upon, the duke, from his rank, was chosen for the command."
• "In the outwork was a sallyport corresponding to the postern of the castle, and the whole was surrounded by a strong palisade."
• "In the outwork was a sallyport [Footnote: A sallyport is an underground passage from the outer to the inner fortifications.] corresponding to the postern of the castle, and the whole was surrounded by a strong palisade."