from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Not previously known; unknown.
  • adj. Without precedent; unparalleled.
  • adj. Highly offensive; outrageous or brazen.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Previously unknown; unprecedented

from the GNU version of the Collaborative International Dictionary of English

  • adj. Unknown to fame; obscure.
  • adj. New; unprecedented; unparalleled.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adj. previously unknown


Sorry, no etymologies found.


  • 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.”

    A Renegade History of the United States

  • 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.

    Some Images of Early 20th Century American Liturgical Architecture

  • 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).


  • Over the course of your ten years as the New Labour Chancellor you systematically destroyed our gold reserves, increased debt to unheard-of levels, taxed Middle England into penury and presided over the complete collapse of pension funds.

    Archive 2009-06-01

  • Other blacks there were on board, from unheard-of far places, and when the white man spoke to them, they tore the long feather from Mauki's hair, cut that same hair short, and wrapped about his waist a lava-lava of bright yellow calico.


  • It is beautifully aged, and Mr. Pike is certain that it is some sort of a mild and unheard-of brandy.


  • I wrote for seven hours today, which is an unheard-of stretch of time for me.

    Jennie Nash: The Making of a Novel: The 7-Hour Stretch

  • He called this phenomenon "a truly alarming spectacle, if we consider not only how extensively attacks are spreading but also their unheard-of numerical proportion, and the fact that they receive widespread legal approval and the involvement of certain sectors of health-care personnel."

    Pope John Paul II

  • The Market's methods became so successful, and the detection of his shipments became so rare, he boasts, that the Calí cartel raised his credit-rating to an unheard-of two tons—meaning that he could afford to lose that much before being beheaded.

    Smuggler's Tales

  • Wire blogger Tim Craig reports that the council approved emergency legislation Tuesday giving bars and nightclubs the option of staying open until an unheard-of 4 a.m. on daylight savings day, March 13.

    On daylight savings day, the District can party past closing time

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