Lunacy
noun
It means a form of crazy, silly behaviour or thinking.
The idea of quitting your job without any plan seems like lunacy to me.
Often appears as...
- total lunacy
- complete lunacy
Usage tips
Disapproving
noun
It refers to a mental illness, especially when it makes you act in a dangerous way.
He was committed to an asylum due to his descending into lunacy.
Often appears as...
- descend into lunacy
- diagnosed with lunacy
Usage tips
Formal, Disapproving
Medical
noun
In legal terminology, it is a term used to denote someone mentally incapable of managing their own affairs.
The court ruled him a lunatic, thus making him unfit to stand trial.
Often appears as...
- ruled a lunatic
- declared a lunatic
Usage tips
Formal, Disapproving
Technical
noun
It means a form of crazy, silly behaviour or thinking.
The idea of quitting your job without any plan seems like lunacy to me.
Often appears as...
- total lunacy
- complete lunacy
Usage tips
Disapproving
noun
It refers to a mental illness, especially when it makes you act in a dangerous way.
He was committed to an asylum due to his descending into lunacy.
Often appears as...
- descend into lunacy
- diagnosed with lunacy
Usage tips
Formal, Disapproving
Medical
noun
In legal terminology, it is a term used to denote someone mentally incapable of managing their own affairs.
The court ruled him a lunatic, thus making him unfit to stand trial.
Often appears as...
- ruled a lunatic
- declared a lunatic
Usage tips
Formal, Disapproving
Technical
Definition 1 of 3
Pro Tip 1/3Common Hyperbole
Often used to exaggerate a point or show disapproval of an idea or action.
Selling your house to buy lottery tickets is pure lunacy!
Pro Tip 2/3Casual Expression
Used informally to express disagreement or disbelief in casual conversation.
You're biking across the country with no training? That's lunacy!
Pro Tip 3/3Emotional Impact
Conveys strong emotions; can be seen as offensive if directed at a person.
When he proposed building a house on the moon, everyone shouted, 'Lunacy!'
Pro Tip 1/3Common Hyperbole
Often used to exaggerate a point or show disapproval of an idea or action.
Selling your house to buy lottery tickets is pure lunacy!
Pro Tip 2/3Casual Expression
Used informally to express disagreement or disbelief in casual conversation.
You're biking across the country with no training? That's lunacy!
Pro Tip 3/3Emotional Impact
Conveys strong emotions; can be seen as offensive if directed at a person.
When he proposed building a house on the moon, everyone shouted, 'Lunacy!'
Pro Tip 1/3Common Hyperbole
Often used to exaggerate a point or show disapproval of an idea or action.
Selling your house to buy lottery tickets is pure lunacy!
Pro Tip 2/3Casual Expression
Used informally to express disagreement or disbelief in casual conversation.
You're biking across the country with no training? That's lunacy!
Pro Tip 3/3Emotional Impact
Conveys strong emotions; can be seen as offensive if directed at a person.
When he proposed building a house on the moon, everyone shouted, 'Lunacy!'
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Video examples
Jeff Hawkins: How brain...
In the case of the solar system, the idea that the Earth is spinning, the surface is going a thousand miles an hour, and it's going through the solar system at a million miles an hour -- this is lunacy; we all know the Earth isn't moving. Do you feel like you're moving a thousand miles an hour? If you said Earth was spinning around in space and was huge --
Video examples
Re-examining the remix -...
to be more respectful of fair use but they're extraordinary notice and takedown system that led his campaign so many times to be thrown off the internet now that was a story of me then my good old days of right-wing lunacy let me come back to now now when I'm a live a
Video examples
Epic Grand Canyon Hike:...
tackle this hiking lunacy we plan to complete our mission over a year watching the seasons change and teaming up with Hardin Canyon veterans help us find our way and our legs but beyond that challenge something else drew us on
Video examples
Jeff Hawkins: How brain...
In the case of the solar system, the idea that the Earth is spinning, the surface is going a thousand miles an hour, and it's going through the solar system at a million miles an hour -- this is lunacy; we all know the Earth isn't moving. Do you feel like you're moving a thousand miles an hour? If you said Earth was spinning around in space and was huge --
Video examples
Re-examining the remix -...
to be more respectful of fair use but they're extraordinary notice and takedown system that led his campaign so many times to be thrown off the internet now that was a story of me then my good old days of right-wing lunacy let me come back to now now when I'm a live a
Video examples
Epic Grand Canyon Hike:...
tackle this hiking lunacy we plan to complete our mission over a year watching the seasons change and teaming up with Hardin Canyon veterans help us find our way and our legs but beyond that challenge something else drew us on
Example 1 of 3
Quote examples
Spike Milligan
Irish Comedian
The lunacy continues and has every chance of becoming a way of life unless we stop it soon. Men are getting so used to wars that the psychiatric wing of the RAMC are planning how to break the news to the men when the war is over.
Quote examples
Nicole Krauss
American Author
I used to think that if I had a choice between writing well and living well, I would choose the former. But now I think that's sheer lunacy. Writing weighs so much less, in the great cosmic equation, than living.
Quote examples
Nicholas Stern
English Economist
If you look at all the serious scientists in the world, there is no big disagreement on the basics of this... it would be absolute lunacy to act as if climate change is not occurring.
Quote examples
Timothy Radcliffe
English Clergyman
Despite all the lunacy of the last century, all the absurdity of war and genocide, we believe that humans being are rational and are made to seek the truth.
Quote examples
George Orwell
British Author
What can you do against the lunatic who is more intelligent than yourself, who gives your arguments a fair hearing and then simply persists in his lunacy?
Quote examples
Jo Brand
British Comedian
There are so many cliches associated with mental health - such as the 'fine line between lunacy and genius' - which are, on the whole, a load of rubbish.
Quote examples
Bob Hoskins
British Actor
Quantum physics is a bit of a passion of mine. It's extraordinary. There's a branch of mathematics that is based on lunacy, and that's wonderful.
Quote examples
Anjelica Huston
American Actress
Oh, all kinds of lunacy happens in Ireland, all kinds of lunacy.
Quote examples
Varg Vikernes
Norwegian Musician
Innovation, creativity, and lunacy goes hand in hand.
Quote examples
Bethenny Frankel
American Businesswoman
Truthfully, my life is always lunacy.
Quote examples
Spike Milligan
Irish Comedian
The lunacy continues and has every chance of becoming a way of life unless we stop it soon. Men are getting so used to wars that the psychiatric wing of the RAMC are planning how to break the news to the men when the war is over.
Quote examples
Nicole Krauss
American Author
I used to think that if I had a choice between writing well and living well, I would choose the former. But now I think that's sheer lunacy. Writing weighs so much less, in the great cosmic equation, than living.
Quote examples
Nicholas Stern
English Economist
If you look at all the serious scientists in the world, there is no big disagreement on the basics of this... it would be absolute lunacy to act as if climate change is not occurring.
Quote examples
Timothy Radcliffe
English Clergyman
Despite all the lunacy of the last century, all the absurdity of war and genocide, we believe that humans being are rational and are made to seek the truth.
Quote examples
George Orwell
British Author
What can you do against the lunatic who is more intelligent than yourself, who gives your arguments a fair hearing and then simply persists in his lunacy?
Quote examples
Jo Brand
British Comedian
There are so many cliches associated with mental health - such as the 'fine line between lunacy and genius' - which are, on the whole, a load of rubbish.
Quote examples
Bob Hoskins
British Actor
Quantum physics is a bit of a passion of mine. It's extraordinary. There's a branch of mathematics that is based on lunacy, and that's wonderful.
Quote examples
Anjelica Huston
American Actress
Oh, all kinds of lunacy happens in Ireland, all kinds of lunacy.
Quote examples
Varg Vikernes
Norwegian Musician
Innovation, creativity, and lunacy goes hand in hand.
Quote examples
Bethenny Frankel
American Businesswoman
Truthfully, my life is always lunacy.
Example 1 of 10
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