noun · verb · 19 senses · updated from the 2026-07-25 local source snapshot
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Pronunciation
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Received-Pronunciation:/dɪˈfɛns/
Southern-England:Recorded audio is listed in the source snapshot.
rhymes with -ɛns
CMU ARPABET:D IH0 F EH1 N S
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
noun
Meaning 1
The action of defending, of protecting from attack, danger or injury.
Definition source: English Wiktionary via Wiktextract
Usage: UK, countable, uncountable
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
noun
Meaning 2
Something used to oppose attacks.
Definition source: English Wiktionary via Wiktextract
Usage: UK, countable, uncountable
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
3
noun
Meaning 3
An argument in support or justification of something.
Definition source: English Wiktionary via Wiktextract
Usage: UK, countable, uncountable
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
4
noun
Meaning 4
A strategy and tactics employed to prevent the other team from scoring; contrasted with offence.
Definition source: English Wiktionary via Wiktextract
Usage: UK, countable, uncountable
Qualifier: team sports
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
5
noun
Meaning 5
The portion of a team dedicated to preventing the other team from scoring; contrasted with offence.
Definition source: English Wiktionary via Wiktextract
Usage: UK, countable, uncountable
Qualifier: team sports
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
6
noun
Meaning 6
Government policy or (infra)structure related to the military.
Definition source: English Wiktionary via Wiktextract
Usage: UK, countable, uncountable
Examples
Department of Defence
Meaning relationships
Synonyms: none provided
Antonyms: none provided
7
noun
Meaning 7
Prohibition; a prohibitory ordinance.
Definition source: English Wiktionary via Wiktextract
Usage: UK, countable, obsolete, uncountable
Examples
1673, William Temple, “An Essay upon the Advancement of Trade in Ireland” in Miscellanea, London: Edw[ard] Gellibrand, 1680, p. 116, [...] severe defences may be made against weaving any Linnen under a certain breadth, such as may be of better use to the poorest People [...]
Meaning relationships
Synonyms: none provided
Antonyms: none provided
8
verb
Meaning 8
To furnish with defences; to fortify.
Definition source: English Wiktionary via Wiktextract
Usage: UK, obsolete, transitive
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
9
noun
Meaning 9
the act of defending someone or something against attack or injury
Definition source: Princeton WordNet 3.0
Examples
a good boxer needs a good defense
defense against hurricanes is an urgent problem
Meaning relationships
Synonyms: defense
Antonyms: none provided
Broader terms: protection
10
noun
Meaning 10
protection from harm
Definition source: Princeton WordNet 3.0
Examples
sanitation is the best defense against disease
Meaning relationships
Synonyms: defense
Antonyms: none provided
Broader terms: protection
11
noun
Meaning 11
(military) military action or resources protecting a country against potential enemies
a defendant's answer or plea denying the truth of the charges against him
Definition source: Princeton WordNet 3.0
Examples
he gave evidence for the defense
Meaning relationships
Synonyms: defense, denial, demurrer
Antonyms: none provided
Broader terms: due process, due process of law
Narrower terms: entrapment
13
noun
Meaning 13
a structure used to defend against attack
Definition source: Princeton WordNet 3.0
Examples
the artillery battered down the defenses
Meaning relationships
Synonyms: defensive structure, defense
Antonyms: none provided
Broader terms: structure, construction
Narrower terms: cheval-de-frise, chevaux-de-frise, fortification, munition, fortress, fort, line of defense, line of defence, outwork, stronghold, fastness