dis·​loy·​al·​ty | \-ˈlȯi(-ə)l-tē \

Definition of disloyalty 

: lack of loyalty

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Examples of disloyalty in a Sentence

she was greatly pained by her husband's disloyalty sexual abuse of a young person by a clergyman is usually regarded as the ultimate disloyalty

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More tellingly, though, are the troubles that come to those who show signs of disloyalty toward the President, such as Sanford. Philip Elliott, Time, "South Carolina Elections Show Trump Can Hurt. But Can He Still Help?," 14 June 2018 Most Americans assumed that the rebels would be made to pay for their disloyalty, in some way. Fergus M. Bordewich, WSJ, "‘The Lost Indictment of Robert E. Lee’ Review: The Cost of Conciliation," 12 July 2018 Security forces are deserting in droves, and the government has launched a wave of arrests to stem disloyalty in the ranks. Anthony Faiola, Washington Post, "Crisis-weary Venezuelans are voting in election decried as a Maduro power grab," 20 May 2018 How did being a feminist activist come to be associated with disloyalty to the nation? Huda Alsahi, Washington Post, "Saudi women can drive starting Sunday. Why are feminists there still labeled traitors?," 20 June 2018 The first time a nominee testified under oath in fully public hearings was in 1939, when Felix Frankfurter appeared before the Senate to answer charges of disloyalty for his civil libertarian sympathies. Jeffrey Rosen, WSJ, "What We Learn from Supreme Court Confirmation Hearings," 13 July 2018 Aside from rewarding loyalty, Trump has also sought to punish perceived disloyalty. Abigail Simon, Time, "Donald Trump's Endorsements Say More About Him Than the Candidates," 19 June 2018 Some Europeans might call the Swedish-Finnish overture a form of disloyalty, given Mr. Trump’s hostility toward Europe. Elisabeth Braw, WSJ, "How Europe Can Work With Trump," 23 May 2018 In this case, there’s no sense of disloyalty, no sense of cultural misappropriation. Jon Wertheim, SI.com, "While Shohei Ohtani Mesmerizes Major League Baseball, His Legend Grows in Japan," 17 Apr. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'disloyalty.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of disloyalty

15th century, in the meaning defined above

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Last Updated

7 Nov 2018

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The first known use of disloyalty was in the 15th century

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More Definitions for disloyalty


dis·​loy·​al·​ty | \dis-ˈlȯi-əl-tē \
plural disloyalties

Kids Definition of disloyalty

1 : lack of faithfulness or support The king suspected disloyalty in his advisor.

2 : an act that shows a lack of faithfulness or support She was hurt by her friend's disloyalty.

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What made you want to look up disloyalty? Please tell us where you read or heard it (including the quote, if possible).


by force of circumstances

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