1
: one who betrays another's trust or is false to an obligation or duty
2
: one who commits treason
Examples of traitor in a Sentence
She has been called a traitor to the liberal party's cause.
He was a traitor who betrayed his country by selling military secrets to the enemy.
Recent Examples on the Web
Eric Coomer, who was the security and product strategy director at the voting equipment company, sued the MyPillow founder and conspiracy theorist for calling him a traitor and accusing him of stealing the 2020 election.
—
Jade Walker, CNN Money, 17 June 2025
The faithfuls must determine who the traitors are and banish them from the game in order to win the grand prize.
—Melina Khan, USA Today, 13 June 2025
One White South African called Rupert a traitor to his fellow Afrikaners in a social media post.
—Larry Madowo, CNN Money, 22 May 2025
Some of my children have called me a Nazi, a traitor.
—Beatrice Weber, New York Daily News, 8 May 2025
See All Example Sentences for traitor
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Jade Walker, CNN Money, 17 June 2025
The faithfuls must determine who the traitors are and banish them from the game in order to win the grand prize.
—Melina Khan, USA Today, 13 June 2025
One White South African called Rupert a traitor to his fellow Afrikaners in a social media post.
—Larry Madowo, CNN Money, 22 May 2025
Some of my children have called me a Nazi, a traitor.
—Beatrice Weber, New York Daily News, 8 May 2025
See All Example Sentences for traitor
Cite this Entry
“Traitor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/traitor. Accessed 30 Jun. 2025.
Copy CitationKids Definition
traitor
noun
trai·tor
ˈtrāt-ər 
1
: one who betrays another's trust or is false to an obligation or duty
2
: one who commits treason
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