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

Currently, Arizona is targeting 15 percent renewable energy on its grid by 2025, so this new proposition would be significantly more aggressive. Megan Geuss, Ars Technica, "States will vote on these energy and environment issues in midterm elections," 4 Nov. 2018 This might surprise you, but bees and wasps aren’t typically aggressive, the Mayo Clinic explains. Korin Miller, SELF, "7 Tips to Prevent Bee and Wasp Stings When Exploring the Great Outdoors," 10 Oct. 2018 When a bike is riding in a straight line, an ABS system can be aggressive with the brake pulsing. Nick Goddard, Popular Mechanics, "The Ducati Scrambler Icon Bike Just Got a Little Sweeter To Ride," 25 Sep. 2018 In countries like Botswana, where mokoro (dugout canoe) safaris are popular, hippos, who are known to be very aggressive and easily agitated, can pose an especially dangerous threat to travelers who glide past their feeding and breeding grounds. Erin Florio, Condé Nast Traveler, "Tourist Killed by Hippo Near Kenya's Lake Naivasha," 13 Aug. 2018 Go after your opportunity and be aggressive, but don’t pester or be an opportunist. Amber Kallor, Allure, "How Frankie Boyd Went From Being a M.A.C. Counter Cashier to an A-List Makeup Artist," 30 July 2018 Riggleman has been aggressive with a few suicide squeeze plays. Bobby Nightengale, Cincinnati.com, "Jim Riggleman shows his own style of managing in interim role with Cincinnati Reds," 12 July 2018 The economy’s strength may be why the Trump administration feels comfortable being so aggressive—any negative hits will just be absorbed by an economy running hot. David Dayen, The New Republic, "The Inevitable Death of Global Trade As We Know It," 12 July 2018 The state is being very aggressive in its suppression efforts. Lizzie Johnson, SFChronicle.com, "Proactive Pawnee Fire response in Lake County seeks to avoid another catastrophe," 25 June 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

14 Nov 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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