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Definition of "unheard-of" []

  • Not previously known; unknown. (adjective)
  • Without precedent; unparalleled. (adjective)
  • Highly offensive; outrageous or brazen. (adjective)

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 "unheard-of" in a sentence
  • "According to Erenberg, they “fostered an unheard-of casualness between partners, permitted greater options in holds and distances, and symbolized the high value placed on mutual heterosexual intimacy and attraction.”"
  • "The consistent quality of such work is, nontheless amazing, as are the many unlikely or unheard-of places where these churches and chapels still stand."
  • "But when the De Lacey family is imprisoned for assisting in his escape, "the treacherous Turk, for whom he and his family endured such unheard-of oppression, on discovering that his deliverer was thus reduced to poverty and impotence, became a traitor to good feeling and honour, and had quitted Italy with his daughter" (II: 6: 15)."