defence
Americannoun
noun
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resistance against danger, attack, or harm; protection
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a person or thing that provides such resistance
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a plea, essay, speech, etc, in support of something; vindication; justification
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a country's military measures or resources
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( as modifier )
defence spending
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law a defendant's denial of the truth of the allegations or charge against him
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law the defendant and his legal advisers collectively Compare prosecution
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sport
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the action of protecting oneself, one's goal, or one's allotted part of the playing area against an opponent's attacks
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the method of doing this
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the players in a team whose function is to do this
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American football (usually preceded by the)
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the team that does not have possession of the ball
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the members of a team that play in such circumstances
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psychoanal See defence mechanism
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(plural) fortifications
Other Word Forms
Derived Forms
Etymology
Origin of defence
C13: from Old French, from Late Latin dēfensum, past participle of dēfendere to defend
Compare meaning
How does defence compare to similar and commonly confused words? Explore the most common comparisons:
Explanation
This word does NOT mean taking down a fence; it is the British spelling of "defense" — a word that means the act of protecting or defending. Wearing garlic around your neck might be your defence against vampires. Defence can be verbal as well as physical. If you're in court charged with a crime, you (and your lawyer, if you have one) are called "the defence." If your only defence is that you were sleepwalking when you robbed a gas station, you might be going away for awhile. If you play defence in a team sport, your main job is to keep the other team from scoring (so stay wide awake).
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.
She denied all the charges against her but her defence counsel said she now "respects those verdicts".
From BBC • Jun. 8, 2026
Saints, with defence coach Lee Radford on his way to Scotland at the end of the season, have conceded more tries than any other side in the top six.
From BBC • Jun. 8, 2026
Civil defence teams evacuated around 500 families from schools that had been converted into shelters and transferred them to the city's Christian quarter, which was not included in the warning, an AFP correspondent said.
From Barron's • Jun. 7, 2026
Volkswagen has confirmed it is in talks with defence companies about taking over one of its smaller plants in the city of Osnabrueck, where production is due to end as part of its cost-cutting drive.
From Barron's • Jun. 7, 2026
For their defence in the night the Company climbed to the top of the small hill under which they had been sheltering.
From "The Fellowship of the Ring" by J.R.R. Tolkien
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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.