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Definition of "fastness" []

  • The condition or quality of being fast, especially: (noun)
  • Firmness; security. (noun)
  • Rapidity; swiftness. (noun)
  • The quality or condition of color retention; colorfastness. (noun)
  • A secure or fortified place; a stronghold. (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.

Use "fastness" in a sentence
  • "But fastness is nothing unless you have accuracy too."
  • "Between their mountain fastness and the dearly loved spring lay the host of the Philistines; but their love for their leader feared no enemies."
  • "She was a robber baroness; she dwelt in a rocky "fastness" -- whatever that was -- surrounded by a crew of outlaws as desperate as any that ever drew cutlass and dagger, and she ruled them not only by native strength of character, but also by the aid of other forces, for she was on friendly terms with the more prominent wood sprites, fairies, and the like, and they brought her wisdom."