Definition of aggressor in English:

aggressor

Line breaks: ag¦gres|sor
Pronunciation: /əˈɡrɛsə
 
/

noun

A person or country that attacks another first.
More example sentences
  • So I'd attack my aggressors whether they were stronger than me or not.
  • If they continue repulsing air attacks the aggressor might reject the idea of developing invasion.
  • The target is attacked circuitously and the aggressor can therefore remain unidentified.
Synonyms
attacker, assaulter, assailant, invader; instigator, provoker, initiator, warmonger, offender

Origin

mid 17th century: from late Latin, from aggredi 'to attack' (see aggression).

Definition of aggressor in:

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Word of the day flippant
Pronunciation: ˈflɪp(ə)nt
adjective
not showing a serious or respectful attitude