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unheard-of

[uhn-hurd-uhv, -ov, -uh v] /ʌnˈhɜrdˌʌv, -ˌɒv, -əv/
adjective
1.
that was never heard of; unknown:
an unheard-of artist.
2.
such as was never known before; unprecedented:
an unheard-of salary.
3.
shocking or outrageous:
unheard-of conduct.
Origin of unheard-of
1585-1595
First recorded in 1585-95
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for unheard-of
Contemporary Examples
Historical Examples
  • She was perfectly aware that she had done an unheard-of thing.

  • He spoke as if three thousand dollars was an unheard-of sum, a fortune.

    Cap'n Dan's Daughter Joseph C. Lincoln
  • The priests are credited with unheard-of influence among the poor.

    Ireland as It Is Robert John Buckley (AKA R.J.B.)
  • Dear me, what unheard-of sacrifices does it demand of humble fortunes to be Respectable!

    One Of Them Charles James Lever
  • Whence, then, these strange words, these unheard-of opinions?

    The Wild Geese Stanley John Weyman
  • He used to accompany him to the door when he left, an unheard-of attention.

    Love and Lucy

    Maurice Henry Hewlett
British Dictionary definitions for unheard-of

unheard-of

adjective
1.
previously unknown: an unheard-of actress
2.
without precedent: an unheard-of treatment
3.
highly offensive: unheard-of behaviour
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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11
12
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