attack
Americanverb (used with object)
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to set upon in a forceful, violent, hostile, or aggressive way, with or without a weapon; begin fighting with.
He attacked him with his bare hands.
- Antonyms:
- defend
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to begin hostilities against; start an offensive against.
to attack the enemy.
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to blame or abuse violently or bitterly.
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to direct unfavorable criticism against; criticize severely; argue with strongly.
He attacked his opponent's statement.
- Antonyms:
- defend
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to try to destroy, especially with verbal abuse.
to attack the mayor's reputation.
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to set about (a task) or go to work on (a thing) vigorously.
to attack housecleaning;
to attack the hamburger hungrily.
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(of disease, destructive agencies, etc.) to begin to affect.
verb (used without object)
noun
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the act of attacking; onslaught; assault.
- Antonyms:
- defense
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a military offensive against an enemy or enemy position.
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Pathology. seizure by disease or illness.
an attack of indigestion.
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the beginning or initiating of any action; onset.
-
an aggressive move in a performance or contest.
-
the approach or manner of approach in beginning a musical phrase.
verb
-
to launch a physical assault (against) with or without weapons; begin hostilities (with)
-
(intr) to take the initiative in a game, sport, etc
after a few minutes, the team began to attack
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(tr) to direct hostile words or writings at; criticize or abuse vehemently
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(tr) to turn one's mind or energies vigorously to (a job, problem, etc)
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(tr) to begin to injure or affect adversely; corrode, corrupt, or infect
rust attacked the metal
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(tr) to attempt to rape
noun
-
the act or an instance of attacking
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strong criticism or abuse
an unjustified attack on someone's reputation
-
an offensive move in a game, sport, etc
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commencement of a task, etc
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any sudden and usually severe manifestation of a disease or disorder
a heart attack
an attack of indigestion
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ball games the players in a team whose main role is to attack the opponents' goal or territory
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music decisiveness in beginning a passage, movement, or piece
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music the speed with which a note reaches its maximum volume
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an attempted rape
Usage
What is a basic definition of attack? Attack means to attempt to inflict harm with physical violence, to attempt to inflict harm with words, or to initiate a military offensive against another. Attack has many other senses as a verb and a noun. Attack means to engage in physical violence against something with the intent to cause physical harm, damage, or death. Attacking doesn’t have to result in harm, however. For example, a person may be attacked by bees but manage to escape before actually getting stung. Someone or something that attacks is an attacker.
- Real-life examples: A lion will attack with its claws and teeth. In the past, soldiers would attack each other with swords, axes, and other weapons. A scared person may attack a lamp thinking it is a burglar.
- Used in a sentence: Ashley relentlessly attacked the piñata with a broom handle.
- Real-life examples: Politicians are often attacked by political opponents, critics, or even the media. Unfortunately, many people are often attacked by trolls and harassers on social media. Bad or unpopular ideas are often attacked for being impossible or foolish.
- Used in a sentence: The unpopular director was attacked on social media by fans of the movie franchise.
- Used in a sentence: I barely survived the alligator’s attack. The company president was outraged by the reporter’s attack on his integrity.
- Real-life examples: Japan attacked Pearl Harbor on December 7, 1941. In 1863, General Robert E. Lee attacked the Union army at Gettysburg during the American Civil War. At the Battle of Thermopylae, almost 7,000 Greek soldiers attempted to resist the Persians’ attack.
- Used in a sentence: The United Nations was outraged by the country’s unprovoked attack of its neighbor.
Synonym Usage
Attack, assail, assault, molest all mean to set upon someone forcibly, with hostile or violent intent. Attack is the most general word and applies to a beginning of hostilities, especially those definitely planned: to attack from ambush. Assail implies vehement, sudden, and sometimes repeated attack: to assail with weapons or with gossip. Assault almost always implies bodily violence: to assault with intent to kill. To molest is to harass, to threaten, or to assault: He was safe, and where no one could molest him.
Other Word Forms
Derived Forms
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attackernoun
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reattackverb
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attackableadjective
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attackingadjective
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nonattackingadjective
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postattackadjective
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proattackadjective
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unattackableadjective
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unattackedadjective
Inflected Forms
Nouns
Participles
Conjugated Forms
Present
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attacksimple
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attackssimple
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have attackedperfect
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has attackedperfect
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am attackingprogressive
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are attackingprogressive
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is attackingprogressive
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have been attackingperfect progressive
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has been attackingperfect progressive
Past
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attackedsimple
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had attackedperfect
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was attackingprogressive
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were attackingprogressive
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had been attackingperfect progressive
Future
Etymology
Origin of attack
First recorded in 1590–1600; earlier atta(c)que, from Middle French atta(c)quer, from Italian attaccare “to attack”; cf. attach
Explanation
When you attack, you charge or advance violently. It's scary to watch a big dog attack a smaller dog. In the military, an attack is an advance of troops or the use of armed force against an enemy. When one little kid attacks another, there usually aren't any bombs or weapons involved, but the idea of force or hostility is the same. You might also attack an opponent in a game, or withstand a verbal attack from a classmate during a debate. The Italian source of attack is attacco, "an attack," from attaccare, "join battle."
Vocabulary lists containing attack
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Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
See Examples For:
“Florio can attack me all he wants. He’s trolling, which he does sometimes,” he wrote.
From Los Angeles Times ● Jul. 28, 2026
In this sense, he may be the ideal manager to get the most out of an attack made up of Mbappe, Ousmane Dembele, Desire Doue and Olise.
From BBC ● Jul. 28, 2026
Russia has used the Caspian route to import Iran’s one-way attack drones, called Shaheds.
From The Wall Street Journal ● Jul. 27, 2026
Iraqi Prime Minister Ali al-Zaidi ordered security authorities to investigate and said his country wouldn’t allow its territory to be used as a corridor or launchpad for any attack against friendly countries.
From The Wall Street Journal ● Jul. 27, 2026
This confused Handsome, since it sounded as if he were under attack, while at the same time, the puffin had actually cleared space for him to move.
From "The Very, Very Far North" by Dan Bar-el
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Prices topped $100 last week after the Houthi attacks.
From MarketWatch ● Jul. 29, 2026
As word of the attacks spread, Jordan’s government, normally reticent about foreign military deployments in the country, embarked on damage control.
From Los Angeles Times ● Jul. 28, 2026
Yet attacks on public museums and on creative retellings of historical narratives are just as dangerous to the health of this country’s democracy.
From Salon ● Jul. 28, 2026
He also announced his intention to allow Ukraine to produce anti-aircraft Patriot missiles, which are badly needed to face down Russian attacks.
From Barron's ● Jul. 28, 2026
“There was a string of cuco attacks in Boggs Ferry last month. Before that there hadn’t been a cuco sighting in years and years,” Tia said, and immediately covered her mouth.
From "Witchlings" by Claribel A. Ortega
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The University of Michigan’s course, designed by the architect behind Augusta National, had all 18 greens and a practice putting surface attacked.
From The Wall Street Journal ● Jul. 27, 2026
More immune cells entered the tumors, where they attacked and destroyed cancer cells.
From Science Daily ● Jul. 26, 2026
President Woodrow Wilson was re-elected the year that pipe was laid, and the Germans attacked the French in the World War I Battle of Verdun, with the death toll topping 700,000.
From Los Angeles Times ● Jul. 25, 2026
Kim has not publicly commented on Ukraine's accusations, saying only that Kyiv had attacked "ordinary people".
From Barron's ● Jul. 24, 2026
I was not afraid, because Togbe had taught me that most animals only attacked if threatened, and out here I had a chance to meet them without anyone else antagonizing them.
From "Flying Through Water" by Mamle Wolo
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Given the attacking talent at his disposal, it stands to reason that Zidane would carry on in that vein.
From BBC ● Jul. 28, 2026
In 2019, the Houthis claimed responsibility for attacking Abqaiq, a strike that cut the kingdom’s oil production in half.
From The Wall Street Journal ● Jul. 27, 2026
Of course, the hazard of Pogacar’s attacking is that he can drag along a strong nemesis.
From The Wall Street Journal ● Jul. 27, 2026
Tottenham have also added defenders Jan Paul van Hecke, Andy Robertson and Marcos Senesi to their ranks and De Zerbi says now the "target is to complete the attacking positions".
From BBC ● Jul. 25, 2026
“After it appeared, after years of being dormant in the Twelve Towns and attacking that boy in Boggs Ferry, we knew we had to tame it. To make it ours,” Barbatos said.
From "Witchlings" by Claribel A. Ortega
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.