aggressive

adjective
ag·​gres·​sive | \ə-ˈgre-siv \

Definition of aggressive 

1a : tending toward or exhibiting aggression aggressive behavior

b : marked by combative readiness an aggressive fighter

2a : marked by obtrusive energy and self-assertiveness a rude, aggressive personality

b : marked by driving forceful energy or initiative : enterprising an aggressive salesman

3 : strong or emphatic in effect or intent aggressive colors aggressive flavors

4 : growing, developing, or spreading rapidly aggressive bone tumors

5 : more severe, intensive, or comprehensive than usual especially in dosage or extent aggressive chemotherapy

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Other Words from aggressive

aggressively adverb
aggressiveness noun
aggressivity \ˌa-​ˌgre-​ˈsi-​və-​tē \ noun

Choose the Right Synonym for aggressive

aggressive, militant, assertive, self-assertive mean obtrusively energetic especially in pursuing particular goals. aggressive implies a disposition to dominate often in disregard of others' rights or in determined and energetic pursuit of one's ends. aggressive in his business dealings militant also implies a fighting disposition but suggests not self-seeking but devotion to a cause, movement, or principle. militant protesters rallied against the new law assertive suggests bold self-confidence in expression of opinion. the more assertive speakers dominated the forum self-assertive connotes forwardness or brash self-confidence. a self-assertive young upstart

Examples of aggressive in a Sentence

He started to get aggressive and began to shout. an aggressive lawyer whose tactics have made people angry The team plays a very aggressive style of defense. The company took aggressive steps to prevent illegal use of their equipment. The publisher has been very aggressive in promoting the book. The city began an aggressive campaign to encourage recycling. an aggressive form of cancer
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Recent Examples on the Web

Stephanie Borns-Weil, a veterinary behaviorist who runs the Tufts Animal Behavior Clinic, spends her days working with dogs who are overly aggressive, fixated on shadows, and snapping at nonexistent flies. David Scharfenberg, BostonGlobe.com, "Are we making our pets crazy, too?," 13 July 2018 Its defense is aggressive in terms of getting in front of shot-takers, and aside from succumbing to a desperate Germany, the Swedes have been lights out to their opposition. Avi Creditor, SI.com, "World Cup Quarterfinal Power Rankings: Field Narrows to Powers, Surprises," 4 July 2018 The company’s Twitter account has also become more aggressive about the directive, tweeting about its possible effect on the creator community. Julia Alexander, The Verge, "YouTube’s head of music warns that EU’s Article 13 is detrimental to remixes, fan videos," 1 Nov. 2018 After a while, the patterns have clearly emerged, and the sheer accumulation of the disrespect, passive-aggressive behavior, belittlement, and outright exclusion has taken a serious toll. Bridget Read, Vogue, "There’s a Lot of Drama Going Down in the Miss America Pageant," 21 Aug. 2018 People experiencing the disorder linked to cat poop showed aggressive behavior, although the behavior is not always necessarily present in patients. Elly Belle, Teen Vogue, "How Cat Poop Can Affect Your Health," 9 Aug. 2018 This result is aggressive behavior, which, in five cases, resulted in the police shooting them. Aditi Shrikant, BostonGlobe.com, "When wild animals urbanize," 13 July 2018 During the Obama administration, Russia grew more estranged from the United States as its aggressive behavior toward its neighbors triggered hostile responses from NATO. Jonathan Chait, Daily Intelligencer, "Will Trump Be Meeting With His Counterpart — Or His Handler?," 8 July 2018 If hazing is not effective and a coyote is showing aggressive behavior such as growling or snapping, remove yourself and your pet from the area and contact Milwaukee County Parks, police said. Karen Pilarski, Milwaukee Journal Sentinel, "Wauwatosa Police warn of aggressive coyotes at Milwaukee County Grounds," 6 July 2018

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

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First Known Use of aggressive

1716, in the meaning defined at sense 1a

History and Etymology for aggressive

borrowed from New Latin aggressīvus, from Latin aggressus, past participle of aggredī "to step up to, approach, attack" + -īvus -ive — more at aggress

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Statistics for aggressive

Last Updated

12 Dec 2018

Look-up Popularity

Time Traveler for aggressive

The first known use of aggressive was in 1716

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More Definitions for aggressive

aggressive

adjective

English Language Learners Definition of aggressive

: ready and willing to fight, argue, etc. : feeling or showing aggression

: using forceful methods to succeed or to do something

medical : very severe

aggressive

adjective
ag·​gres·​sive | \ə-ˈgre-siv \

Kids Definition of aggressive

1 : showing a readiness to fight or argue an aggressive dog aggressive behavior

2 : engaging in hostile action without reasonable cause an aggressive nation

3 : being forceful in getting things done an overly aggressive salesperson

Other Words from aggressive

aggressively adverb
aggressiveness noun

aggressive

adjective
ag·​gres·​sive | \ə-ˈgres-iv \

Medical Definition of aggressive 

1 : tending toward or exhibiting aggression aggressive behavior

2 : growing, developing, or spreading rapidly aggressive bone tumors

3 : more severe, intensive, or comprehensive than usual especially in dosage or extent aggressive chemotherapy aggressive surgical intervention — compare conservative

Other Words from aggressive

aggressively adverb
aggressiveness noun
aggressivity \ˌag-​ˌre-​ˈsiv-​ət-​ē \ noun, plural -ties

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