dangerous

adjective
dan·​ger·​ous | \ ˈdān-jə-rəs ; 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

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 newbies also might not get prepped for how to deal with dangerous situations at crowded venues, at night, or inebriated. Bridget Read, Vogue, "At Burning Man, #MeToo Is More Complicated Than You Think," 28 Aug. 2018 Every senior member of the family will go through training with the Special Air Services (SAS) and learn how to deal with dangerous situations, including a terror attack or attempted kidnapping. Marcia Moody, Town & Country, "Here's What Prince George and Princess Charlotte's Royal Education Will Entail," 26 Aug. 2018 Croatia’s been the more dangerous team since its goal. Rory Smith, New York Times, "Croatia Digs Deeper, Burying England’s World Cup Dreams," 12 July 2018 What's more, evidence is mounting that A.I. doesn't need to be a malicious weapon to be dangerous. Kevin Dupzyk, Popular Mechanics, "How 'Ex Machina' Foresaw the Weaponization of Data," 16 Jan. 2019

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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Statistics for dangerous

Last Updated

11 Feb 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 , 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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