aggressor

noun

ag·​gres·​sor ə-ˈgre-sər How to pronounce aggressor (audio)
: one that commits or practices aggression

Examples of aggressor in a Sentence

Each country accused the other of being the aggressor. a group of smaller states had formed an alliance to deter potential aggressors
Recent Examples on the Web These behaviors, and the insects’ nearly omnivorous appetites, make them among the most successful invaders of new habitats and fiercest aggressors of native fauna. Hannah Hoag, USA TODAY, 28 May 2024 No sustainable, long-term peace can emerge from negotiations with an aggressor that has genocidal intent. Andriy Zagorodnyuk, Foreign Affairs, 21 May 2024 Shawnee after a report of an active aggressor on the campus was determined to be false, officials said. Leo Bertucci, The Courier-Journal, 16 Apr. 2024 In that incident, the victim was the aggressor and pulled the gun, but his intended victim managed to get it away from him and shoot him in the head with it, cops said. Thomas Tracy, New York Daily News, 15 Mar. 2024 See all Example Sentences for aggressor 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'aggressor.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

borrowed from Latin, "attacker, assailant," from aggredī, adgredī "to approach, attack" + -tor, agent suffix — more at aggress

First Known Use

1585, in the meaning defined above

Time Traveler
The first known use of aggressor was in 1585

Dictionary Entries Near aggressor

Cite this Entry

“Aggressor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/aggressor. Accessed 27 Jul. 2024.

Kids Definition

aggressor

noun
ag·​gres·​sor ə-ˈgres-ər How to pronounce aggressor (audio)
: a person or country that attacks without reasonable cause

Medical Definition

aggressor

noun
ag·​gres·​sor ə-ˈgres-ər How to pronounce aggressor (audio)
: one who exhibits aggression

More from Merriam-Webster on aggressor

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