Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “defence”

See all translations

defence

noun uk UK ( US defense)   /dɪˈfens/ us  

defence noun (PROTECTION)

A2 [C or U] protection or support against attack, criticism, or infection: The rebels' only form of defence against the soldiers' guns was sticks and stones. The war has ended but government spending on defence (= the country's armed forces) is still increasing. When Helen criticized me, Chris came/rushed to my defence (= quickly supported me). The book is a closely argued defence of (= something that supports) the economic theory of Keynes. The towers were once an important part of the city's defences. A good diet helps build the body's natural defences.
See also
More examples

defence noun (EXPLANATION)

[S or U] an argument or explanation that you use to prove that you are not guilty of something: The judge remarked that ignorance was not a valid defence. All I can say, in defence of my actions, is that I had little choice. the things said in court to prove that a person did not commit a crime: She said that she didn't want a lawyer and was going to conduct her own defence.the defence C2 the person or people in a law case who have been accused of doing something illegal, and their lawyer(s): a witness for the defence a defence lawyer

defence noun (SPORT)

B1 [S or U] in some sports, the part of a team that tries to prevent the other team from scoring goals or points: a strong defence I play in defence.

defence noun (CHESS)

specialized games [C or U] in the game of chess , a particular set of moves used by the person playing with the black pieces: What defence did you use in that last game?
(Definition of defence from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of defence?
Add Cambridge dictionaries to your browser to your website

Definitions of “defence” in other dictionaries

Word of the Day

escapism

a way of avoiding an unpleasant or boring life, especially by thinking, reading, etc. about more exciting but impossible activities

Word of the Day

Lies, lies, lies!

by Kate Woodford,
February 25, 2015
​​​ According to sociologists (=people who study the relationships between people living in groups), we are good at lying. As a species, we have developed a remarkable ability to deceive each other (= persuade each other that something false is true). Being able to say things that are not true can help with

Read More 

showrooming noun

February 23, 2015
the activity of examining a product in a physical store and then making the purchase with an online retailer Amazon’s new smartphone is specifically designed to make showrooming fast and easy.

Read More