lunacy
/'lu:nəsi/
Definition
- Noun:
- Foolish or senseless behavior: Refers to actions or ideas that are extremely unwise, irrational, or lacking in common sense.
- (Obsolete) Legal insanity: An archaic term historically used in law to describe a state of mind that renders a person not legally responsible for their actions.
Usage Examples
- Noun:
- It would be sheer lunacy to invest all your money in such a risky venture.
- The old law books sometimes referred to the defendant's condition as lunacy.
Advanced Usage
- "A moment of lunacy": a brief instance of extremely foolish judgment or action.
- In a moment of lunacy, he quit his stable job without another one lined up.
Variants and Related Words
- Lunatic (noun/adj): A person who is mentally ill (archaic/offensive) or behaves in an extremely foolish way; wildly foolish.
- He was driving like a lunatic. (Here, it means a very reckless or foolish driver).
Synonyms
- Folly: The state or quality of being foolish; lack of good sense.
- Insanity: Extreme foolishness or irrationality (in informal use); the state of being seriously mentally ill.
- Madness: Wild or foolish behavior; the state of having a serious mental illness.
Idioms and Phrases
- "The lunatics are running the asylum": A saying used to criticize a situation where the people in charge are the ones least capable of sensible or rational leadership.
- With that chaotic management decision, it feels like the lunatics are running the asylum.
Noun
-
foolish or senseless behavior
-
obsolete terms for legal insanity
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