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 Equal parts moisturizer, foundation, SPF 30, and vitamin C serum, this brightening formula can help even out skin tone for a brighter complexion, while protecting against environmental aggressors in just four weeks. Kristin Limoges, WWD, 3 July 2024 After halftime, Panama was the aggressor offensively. Jackson Castellano, Sun Sentinel, 23 June 2024 But the scouts themselves were often the aggressors. Boyce Upholt, Smithsonian Magazine, 11 June 2024 Third, stop rewarding and enabling the aggressor through assistance. Harry Mazadoorian, Hartford Courant, 18 Apr. 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 15 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

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!