betray
Americanverb (used with object)
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to deliver or expose to an enemy by treachery or disloyalty.
Benedict Arnold betrayed his country.
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to be unfaithful in guarding, maintaining, or fulfilling.
to betray a trust.
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to disappoint the hopes or expectations of; be disloyal to.
to betray one's friends.
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to reveal or disclose in violation of confidence.
to betray a secret.
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to reveal unconsciously (something one would preferably conceal).
Her nervousness betrays her insecurity.
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to show or exhibit; reveal; disclose.
an unfeeling remark that betrays his lack of concern.
- Synonyms:
- uncover, demonstrate, manifest, display
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to deceive, misguide, or corrupt.
a young lawyer betrayed by political ambitions into irreparable folly.
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to seduce and desert.
verb
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to aid an enemy of (one's nation, friend, etc); be a traitor to
to betray one's country
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to hand over or expose (one's nation, friend, etc) treacherously to an enemy
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to disclose (a secret, confidence, etc) treacherously
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to break (a promise) or be disloyal to (a person's trust)
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to disappoint the expectations of; fail
his tired legs betrayed him
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to show signs of; indicate
if one taps china, the sound betrays any faults
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to reveal unintentionally
his grin betrayed his satisfaction
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to reveal one's true character, intentions, etc
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to lead astray; deceive
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euphemistic to seduce and then forsake (a woman)
Other Word Forms
- betrayal noun
- betrayer noun
- prebetray verb (used with object)
- self-betraying adjective
- unbetraying adjective
Etymology
Origin of betray
First recorded in 1200–50; from Middle English bitraien, equivalent to bi- be- + traien, from Old French trair, from Latin trādere “to betray”; traitor
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
“I feel betrayed by my country,” he explained in language similar to what he would use on stage a short time later.
From Salon
Believers hissed, certain that the former celebrity medium was being paid to betray the spirits.
From Literature
I was betraying Gran and spinning her memory away all at once.
From Literature
Her Alawi identity rendered her especially useful as a revolutionary courier; police never imagined her capable of betraying the regime.
From Los Angeles Times
Team owner Lawrence Stroll looked like the bottom had fallen out of his world as he stalked the paddock in Bahrain, his face betraying a combination of anger and despair.
From BBC
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
