aggressor

noun
ag·​gres·​sor | \ ə-ˈgre-sər How to pronounce aggressor (audio) \

Definition of aggressor

: one that commits or practices aggression

Keep scrolling for more

Synonyms for aggressor

Synonyms

Visit the Thesaurus for More 

Examples of aggressor in a Sentence

Each country accused the other of being the aggressor. these pocket-size states had formed an alliance to deter potential aggressors
Recent Examples on the Web BlackRock has been an aggressor, undercutting other companies and crushing smaller rivals. Dawn Lim, WSJ, "BlackRock’s Third-Quarter Profit Climbed on Steady Inflows, Higher Fee Revenue," 13 Oct. 2020 Wilson had clashed with French Prime Minister Georges Clemenceau over the terms of the treaty: Clemenceau wanted Germany to pay for its role as aggressor in the war, while Wilson sought to create a more peaceful world order and de-escalate tensions. Amy Mckeever And David Beard, National Geographic, "How past U.S. presidents have battled illness in office," 2 Oct. 2020 But Matthews, who represents the Kenosha Professional Police Association, said Blake was the aggressor in the encounter, based on the statements Sheskey and Officer Vincent Arenas gave to state investigators earlier this month. Scott Glover, CNN, "Lawyer says cop shot Jacob Blake after hearing a mother's desperate plea: 'He's got my kid. He's got my keys'," 25 Sep. 2020 The man who attacked the aggressor then leveled a blow to his head. Emma Colton, Washington Examiner, "Bus passenger in UK racially profiles teenage girl then kicks her in head for not using face mask," 6 Oct. 2020 The police report described him as a violent aggressor participating in a riot. Uriel J. Garcia, The Arizona Republic, "Phoenix chief says she's making changes to police culture, responds to criticism," 11 Sep. 2020 Turkey is not the aggressor here, but the one constantly struggling against those who aim to disregard and undermine her natural rights. WSJ, "Turkey Is Not the Aggressor in Dispute With Greece," 25 Sep. 2020 The deputy seen on video pepper-spraying a teenager in a Tamarac parking lot told a Broward judge Wednesday that the teenager, Delucca Rolle, was the aggressor in the confrontation. Sgt. Rafael Olmeda, sun-sentinel.com, "Deputy says he was being ‘assaulted’ by teen Delucca Rolle in beating arrest," 24 Sep. 2020 But the Thorns got to a hot start as the aggressor and finished out-shooting the Royals 21-15 and dominating possession, 62% to 38%. oregonlive, "No. 1 NWSL draft pick Sophia Smith scores in Portland Thorns debut, wallops Utah Royals in Fall Series opener," 20 Sep. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'aggressor.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of aggressor

1585, in the meaning defined above

History and Etymology for aggressor

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

Keep scrolling for more

Learn More about aggressor

Time Traveler for aggressor

Time Traveler

The first known use of aggressor was in 1585

See more words from the same year

Statistics for aggressor

Last Updated

23 Oct 2020

Cite this Entry

“Aggressor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/aggressor. Accessed 24 Oct. 2020.

Keep scrolling for more

More Definitions for aggressor

aggressor

noun
How to pronounce aggressor (audio)

English Language Learners Definition of aggressor

: a person or country that attacks another : a person or country that starts a fight or war

aggressor

noun
ag·​gres·​sor | \ ə-ˈgre-sər How to pronounce aggressor (audio) \

Kids Definition of aggressor

: a person or a country that engages in hostile action without reasonable cause

aggressor

noun
ag·​gres·​sor | \ ə-ˈgres-ər How to pronounce aggressor (audio) \

Medical Definition of aggressor

: one who exhibits aggression

Keep scrolling for more

Comments on aggressor

What made you want to look up aggressor? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

Test Your Vocabulary

Namesakes Word Quiz

  • a citrus fruit possibly named after a person
  • Which of the following is a fruit named after a Moroccan seaport?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Add Diction

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

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