dis·loy·al | \(ˌ)dis-ˈlȯi(-ə)l \

Definition of disloyal 

: lacking in loyalty also : showing an absence of allegiance, devotion, obligation, faith, or support his disloyal refusal to help his friend

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Other Words from disloyal

disloyally \-ˈlȯi-ə-lē \ adverb

Choose the Right Synonym for disloyal

faithless, false, disloyal, traitorous, treacherous, perfidious mean untrue to what should command one's fidelity or allegiance. faithless applies to any failure to keep a promise or pledge or any breach of allegiance or loyalty. faithless allies false stresses the fact of failing to be true in any manner ranging from fickleness to cold treachery. betrayed by false friends disloyal implies a lack of complete faithfulness to a friend, cause, leader, or country. disloyal to their country traitorous implies either actual treason or a serious betrayal of trust. traitorous acts punishable by death treacherous implies readiness to betray trust or confidence. a treacherous adviser perfidious adds to faithless the implication of an incapacity for fidelity or reliability. a perfidious double-crosser

Examples of disloyal in a Sentence

It would be disloyal to abandon them. we sensed that he was disloyal and would eventually turn on us

Recent Examples on the Web

The chief one to watch will be the foreign secretary, Boris Johnson, perhaps the most overtly disloyal member of the rancorous cabinet. Stephen Castle, New York Times, "On Brexit, It’s Decision Time for Theresa May (and for Her Critics)," 4 July 2018 Why not turn this into a story about disloyal staffers who are undermining the President? Chris Cillizza, CNN, "The Trump administration is trying to turn the McCain death joke into a 'leak' scandal," 14 May 2018 Says a small group of disloyal people have allowed controversy to overshadow narrative. Amy S. Rosenberg, Philly.com, "Embattled Atlantic City mayor speaks out on $10,000 campaign check controversy," 3 Apr. 2018 Like LeBron, Durant was accused of being disloyal and lazy. Nathaniel Friedman, GQ, "Kevin Durant Is in a Tricky Spot," 9 June 2018 Arrington has campaigned on Sanford being disloyal to Trump. Eliza Collins, USA TODAY, "Donald Trump endorses Trump-critic and GOP Rep. Mark Sanford's primary opponent," 12 June 2018 Add in a little calcium hydroxide, and the disloyal potassium trades partners again. Scott K. Johnson, Ars Technica, "Machines that suck CO₂ from the air might be cheaper than we thought," 7 June 2018 Workers who refuse requests from their bosses risk being perceived as disloyal and then punished. Bloomberg.com, "The Newest Weapons Against Unions Are Employees," 2 Apr. 2018 Democrats could accuse Denham of folding under pressure from his own party, while Republicans might see his moves as disloyal. Sarah D. Wire, latimes.com, "California GOP Rep. Jeff Denham says he has the votes to force party leaders to consider bills to protect 'Dreamers'," 12 Apr. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'disloyal.' 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 disloyal

15th century, in the meaning defined above

History and Etymology for disloyal

Middle English, from Anglo-French desleial, desloial, from des- dis- + leal loyal

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Statistics for disloyal

Last Updated

11 Sep 2018

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Time Traveler for disloyal

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

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More Definitions for disloyal



English Language Learners Definition of disloyal

: failing to support or be true to someone or something : not loyal or faithful to your friends, family, country, etc.


dis·loy·al | \dis-ˈlȯi-əl \

Kids Definition of disloyal

: failing to support or be true disloyal friends

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Comments on disloyal

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