aggressor

Definition of aggressornext
as in invader
one that starts armed conflict against another especially without reasonable cause a group of smaller states had formed an alliance to deter potential aggressors

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of aggressor Based on her statements and the physical evidence, officers determined Hasford to be the primary aggressor, according to the report reviewed by PEOPLE. Angelique Brenes, PEOPLE, 30 Apr. 2026 Each side said their civilians are being killed and each denies being the aggressor. CBS News, 29 Apr. 2026 Jelani is considered more of the aggressor, while Ari is a little bigger. Chris Hays, The Orlando Sentinel, 27 Apr. 2026 According to police, officers believed that Hay was the aggressor and threw the first punch. Stephen Underwood, Hartford Courant, 25 Apr. 2026 See All Example Sentences for aggressor
Recent Examples of Synonyms for aggressor
Noun
  • How to Identify a Carpenter Ant Various species of wood-excavating carpenter ants exist, but the most common home invader is the black carpenter ant (Camponotus pennsylvanicus).
    Nafeesah Allen, Better Homes & Gardens, 19 May 2026
  • But that one rampaging invader unleashes enough destruction and mayhem for a whole army, hurling cars and trucks and motorcycles through the air like toys, tearing though buildings as if they were made of cardboard, and leaving the streets littered with bloodied corpses.
    David Rooney, HollywoodReporter, 17 May 2026
Noun
  • In 1983, corporate raider Carl Icahn wanted to buy oil giant Phillips 66 but didn’t have the money.
    Liz Hoffman, semafor.com, 6 May 2026
  • Pumpkin’s lonely holiday ritual is interrupted by the arrival of a savage gang of raiders at her doorstep led by Thalia (Sossamon).
    Brent Lang, Variety, 29 Apr. 2026
Noun
  • Castillo instead met with the attackers on a plan to keep word from getting out.
    Tim Fang, CBS News, 19 May 2026
  • Abdullah exchanged gunfire with the attackers and alerted everyone inside to go into lockdown, officials said.
    Tom Winter, NBC news, 19 May 2026

Browse Nearby Words

Cite this Entry

“Aggressor.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/aggressor. Accessed 22 May. 2026.

More from Merriam-Webster on aggressor

Love words? Need even more definitions?

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

More from Merriam-Webster