defender
Americannoun
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a person who defends someone or something from attack, assault, or injury.
We commemorate the brave defenders of this fort.
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Law. an attorney for a defendant, especially a public defender.
the systemwide benefits of effective defenders.
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a person who supports an argument, theory, thesis, etc., in the face of criticism or challenging questions.
defenders of gay rights.
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Sports.
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a team player whose assigned role is to prevent the other team from scoring.
On the court, he’s an exceptional defender and a natural leader.
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a contestant or team that attempts to retain a championship title, rank, etc., in a competition against a challenger.
Her main rival is the young title defender from Italy.
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Etymology
Origin of defender
First recorded in 1300–50; Middle English; defend ( def. ) + -er 2 ( def. )
Vocabulary lists containing defender
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.
When Harry Maguire signed a new Manchester United contract this month, the experienced England defender removed himself from the list of this summer's potential free agents.
From BBC • Apr. 21, 2026
After Saturday's home defeat by Manchester United, footage went viral on social media of defender Wesley Fofana appearing to ignore attempts by first-team coach Justin Walker, one of Rosenior's assistants, to speak to him.
From BBC • Apr. 20, 2026
The Argentina defender had briefly grasped the ponytail of striker Dominic Calvert-Lewin, and was shown a red card after referee Paul Tierney was sent to the screen.
From BBC • Apr. 20, 2026
The Avalanche questioned the call, claiming Kings defender Drew Doughty had pushed Drury from behind, but they lost the challenge.
From Los Angeles Times • Apr. 19, 2026
The defender countered that Zeitoun had no prior record, and that the bail should be far lower.
From "Zeitoun" by Dave Eggers
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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.