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English definition of “aggression”

aggression

noun [U]     /əˈɡreʃ.ən/
C1 spoken or physical behaviour that is threatening or involves harm to someone or something: Some types of dog are bred for aggression. an act of aggressionViolent or aggressiveUnkind, cruel and unfeelingTreating people or animals badly forceful playing in sport that is intended to win points Competing in sportCompeting and contending (non-sporting)
(Definition of aggression noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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