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English definition of “self-defence”

self-defence

noun [U] uk UK (US self-defense)   /ˌself.dɪˈfens/ us  
protection of yourself, either by fighting or discussion: He used the gun in self-defence. In self-defence, I have to say that I only did what you asked me to do. the skill of fighting without weapons to protect yourself: She goes to self-defence classes for women.
(Definition of self-defence from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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