If something is dangerous, it is able or likely to hurt or harm you.
It's a dangerous stretch of road.
...dangerous drugs.
It's dangerous to jump to early conclusions.
Synonyms: perilous, threatening, risky, hazardous More Synonyms of dangerous
dangerouslyadverb [oft ADVERB after verb]
He is dangerously ill.
He rushed downstairs dangerously fast.
The coach rocked dangerously.
Synonyms: seriously, badly, severely, gravely More Synonyms of dangerous
Synonyms: perilously, alarmingly, carelessly, precariously More Synonyms of dangerous
dangerous in British English
(ˈdeɪndʒərəs)
adjective
causing danger; perilous
Derived forms
dangerously (ˈdangerously)
adverb
dangerousness (ˈdangerousness)
noun
dangerous in American English
(ˈdeɪndʒərəs)
adjective
full of danger; likely to cause injury, pain, etc.; unsafe; perilous
Derived forms
dangerously (ˈdangerously)
adverb
dangerousness (ˈdangerousness)
noun
Word origin
ME < OFr dangereus
Examples of 'dangerous' in a sentence
dangerous
You are the most dangerous thing to your organisation and to your government.
Times, Sunday Times (2016)
The world is a more dangerous place after his eight years in office.
Times, Sunday Times (2017)
These are extremely dangerous people and should not be allowed back on to the battlefield.
Times, Sunday Times (2017)
The world feels an uncertain and dangerous place at the moment.
The Sun (2017)
Now he knows he's got the sort of game that is dangerous.
Times, Sunday Times (2016)
I hope they catch the dangerous criminals who put her through such a life-changing ordeal.
The Sun (2016)
OLDER drivers are no more dangerous than other road users, a study has claimed.
The Sun (2016)
You do not consider the 500 to be very generous, given that you were given incorrect and potentially dangerous information.
Times, Sunday Times (2017)
What fool said a little knowledge is a dangerous thing?
The Sun (2007)
We are playing a very dangerous game here.
The Sun (2013)
So great that it became packed and potentially dangerous.
Times, Sunday Times (2010)
They were men who had done something big and dangerous and important.
Times, Sunday Times (2013)
They ensure the most dangerous criminals stay behind bars until they are of minimal risk.
The Sun (2011)
That seemed to him far more dangerous than dark roads.
Tracy Chevalier Burning Bright (2007)
The only truly dangerous thing is ignorance.
Times, Sunday Times (2006)
This is a dangerous game for the trust to play.
Times, Sunday Times (2016)
He was behaving like a potentially dangerous bully.
The Sun (2014)
There is something dangerous about him and anyone who employs him will have a few sleepless nights.
Times, Sunday Times (2007)
It is already one of the most dangerous places in the world to be a journalist.
Times, Sunday Times (2010)
That is the road to dangerous miscalculation.
Times, Sunday Times (2008)
The most dangerous thing is that this culling could open a rift between farmers and conservationists.
The Sun (2011)
Played a dangerous game by doing lots of shoving.
The Sun (2006)
But it is provocative and potentially extremely dangerous.
The Sun (2015)
It was a very dangerous piece of road.
Stewart, Bob (Lt-Col) Broken Lives (1993)
Retro car design can be a dangerous thing.
Times, Sunday Times (2008)
It gives viewers the chance to join detectives as they hunt down dangerous criminals to keep us safe.
The Sun (2010)
Helicopters were deployed to help armed police on the ground to spot potentially dangerous animals still at large.
Times, Sunday Times (2015)
Quotations
mad, bad, and dangerous to knowCaroline Lamb (of Byron)
In other languages
dangerous
British English: dangerous /ˈdeɪndʒərəs/ ADJECTIVE
If something is dangerous, it may hurt or harm you.
...dangerous chemicals.
American English: dangerous
Arabic: خَطِير
Brazilian Portuguese: perigoso
Chinese: 危险的
Croatian: opasan
Czech: nebezpečný
Danish: farlig
Dutch: gevaarlijk
European Spanish: peligroso
Finnish: vaarallinen
French: dangereux
German: gefährlich
Greek: επικίνδυνος
Italian: pericoloso
Japanese: 危険な
Korean: 위험한
Norwegian: farlig
Polish: niebezpieczny
European Portuguese: perigoso
Romanian: periculos
Russian: опасный
Latin American Spanish: peligroso
Swedish: farlig
Thai: ซึ่งเป็นอันตราย
Turkish: tehlikeli
Ukrainian: небезпечний
Vietnamese: nguy hiểm
All related terms of 'dangerous'
dangerous path
A path that you take is a particular course of action or way of achieving something.
dangerous animal
An animal is a living creature such as a dog, lion , or rabbit , rather than a bird, fish, insect, or human being.
dangerous driver
The driver of a vehicle is the person who is driving it.
dangerous driving
the act of driving a motor vehicle in a manner that falls far below that expected of a competent and careful driver and hence puts the life of the driver and the lives of other road users at risk
dangerous journey
When you make a journey , you travel from one place to another.
dangerous offender
an offender who is deemed by a court of law to be likely to engage in further violent conduct , and who thus becomes eligible for an indefinite prison sentence
dangerous combination
A combination of things is a mixture of them.
dangerous terrorist
A terrorist is a person who uses violence , especially murder and bombing , in order to achieve political aims.