[uhn-doo-lee, -dyoo-]


excessively: unduly worried.
in an inappropriate, unjustifiable, or improper manner: unduly critical.

Origin of unduly

First recorded in 1350–1400, unduly is from the Middle English word undewely. See undue, -ly
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for unduly

Contemporary Examples of unduly

  • Americans have been unduly obsessed with the American-born cleric ever since he was linked to the Fort Hood rampage.

    The Daily Beast logo
    7 Opinions on the Awlaki Killing

    Josh Dzieza

    October 1, 2011

  • This data is then tracked using a 10-day moving average, to assure that sudden changes in changes do not unduly skew results.

    The Daily Beast logo
    Election Oracle Methodology

    The Daily Beast

    October 20, 2010

  • For every new parent, the decision about whether to vaccinate his or her child has been unduly stressful.

    The Daily Beast logo
    U.S. Debunks Autism Myth

    Adam Winkler

    March 13, 2010

Historical Examples of unduly

  • He was convinced by what she told him that both Lloyd and her mother were unduly alarmed.

    The Little Colonel

    Annie Fellows Johnston

  • He will not be puffed up by success, or unduly depressed by failure.


    Samuel Smiles

  • Meantime, he counselled the public to be not unduly alarmed.

    Ruggles of Red Gap

    Harry Leon Wilson

  • The digestive organs are weakened by illness, and should not be unduly taxed.

    The Skilful Cook

    Mary Harrison

  • Of course, my dear sir, you understand that I am not unduly curious.

    Fair Harbor

    Joseph Crosby Lincoln

British Dictionary definitions for unduly



immoderately; excessively
in contradiction of moral or legal standards
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

Word Origin and History for unduly

late 14c., from un- (1) "not" + duly.

Online Etymology Dictionary, © 2010 Douglas Harper