dangerous

adjective
dan·​ger·​ous | \ ˈdān-jə-rəs How to pronounce dangerous (audio) ; ˈdān-jərs, -zhrəs\

Definition of dangerous

1 : involving possible injury, pain, harm, or loss : characterized by danger a dangerous job
2 : able or likely to inflict injury or harm a dangerous man

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Other Words from dangerous

dangerously adverb
dangerousness noun

Choose the Right Synonym for dangerous

dangerous, hazardous, precarious, perilous, risky mean bringing or involving the chance of loss or injury. dangerous applies to something that may cause harm or loss unless dealt with carefully. soldiers on a dangerous mission hazardous implies great and continuous risk of harm or failure. claims that smoking is hazardous to your health precarious suggests both insecurity and uncertainty. earned a precarious living by gambling perilous strongly implies the immediacy of danger. perilous mountain roads risky often applies to a known and accepted danger. shied away from risky investments

Examples of dangerous in a Sentence

She got into a car accident while driving through a dangerous intersection. He often drives at dangerous speeds. The city can be a dangerous place to live. The storms may cause dangerous flooding. He is wanted for assault with a dangerous weapon. the most dangerous of drugs
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Recent Examples on the Web

The Kremlin says the Ukrainian ships were making dangerous maneuvers in Russia’s territorial waters. Thomas Grove, WSJ, "Ukraine Threatens to Escalate Russia Standoff After Ship Detentions," 30 Nov. 2018 Bella has come under fire recently for dangerous maneuvers executed during her matches. Ryan Gaydos, Fox News, "WWE star knocked out during match after flurry of kicks," 25 Sep. 2018 While an extension cord itself isn't dangerous, the way they're commonly used can be. Lindsey Campbell, House Beautiful, "19 Dangerous Household Items You Should Quit Using Immediately," 15 Feb. 2019 Though the chainsaw has been recovered, police said, Alvarez is to be considered armed and dangerous. Brittny Mejia, latimes.com, "Whittier police search for man accused of attacking woman with a chainsaw," 12 July 2018 Despite the damage to the ship and the dangerous security situation, the Cole’s commander and crew managed to treat the wounded and stabilize the ship to prevent it from sinking. Kyle Mizokami, Popular Mechanics, "Militant Killed in U.S. Airstrike Was Wanted for USS Cole Bombing," 4 Jan. 2019 At one point, Kimmes tells me, the Infernal Leap track was far more dangerous. Leif Johnson, PCWorld, "Check out this exclusive look at Guild Wars 2's jaw-dropping Infernal Leap roller beetle track," 26 Nov. 2018 Though most have not officially been in combat roles, these women have taken on crucial responsibilities in very dangerous places, sometimes fighting alongside the men; 168 have died in these wars. Jim Rendon, Marie Claire, "When Female Veterans Return Home," 29 Oct. 2018 Regardless, TUV Rheinland says the implants were no more dangerous than those with other forms of silicone and seeks to continue with its appeal. Kaleigh Fasanella, Allure, "Over 5,000 British Women Are Being Accused of Lying About Getting Defunct Breast Implants," 1 Oct. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'dangerous.' 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 dangerous

15th century, in the meaning defined at sense 1

History and Etymology for dangerous

see danger entry 1

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Last Updated

11 Mar 2019

Look-up Popularity

Time Traveler for dangerous

The first known use of dangerous was in the 15th century

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More Definitions for dangerous

dangerous

adjective

English Language Learners Definition of dangerous

: involving possible injury, harm, or death : characterized by danger
: able or likely to cause injury, pain, harm, etc.

dangerous

adjective
dan·​ger·​ous | \ ˈdān-jə-rəs How to pronounce dangerous (audio) , ˈdānj-rəs\

Kids Definition of dangerous

1 : involving possible harm or death : full of danger dangerous work
2 : able or likely to injure A chain saw is a dangerous tool.

Other Words from dangerous

dangerously adverb

dangerous

adjective
dan·​ger·​ous

Legal Definition of dangerous

1 : creating a risk of bodily injury a dangerous condition of a public building
2 : able or likely to inflict especially serious bodily injury a dangerous criminal with no regard for human life a dangerous animal also : deadly
3 : likely to engage in repeated criminal activity a dangerous offender

Note: The activity that an offender is likely to engage in need not involve violence in order for the offender to be deemed dangerous.

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