insane
ɪnˈseɪn
Definition Synonyms

Definition of insane - Reverso English Dictionary

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Adjective

1.
foolishnessvery foolish or extremely unreasonable
  • It was insane to climb the mountain without gear.
foolish unreasonable
2.
mental disordermentally deranged or of unsound mind
  • The patient was declared insane by the doctors.
deranged mad unbalanced
3.
qualitySlangUSextremely good or incredibly amazingSlangUS
  • The concert last night was insane!
awesome fantastic incredible
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Expressions with insane

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cause someone to become extremely annoyed or frustrated
The constant noise will drive me insane.
make someone very angry or upset
His constant teasing will drive her insane.
act extremely excited or enthusiastic
The fans will go insane when the band arrives.
expresses disbelief or surprise about something
That's insane! I can't believe you won the lottery!
having a severe mental illness and judged responsible for crimes
The court declared him criminally insane after the trial.
extremely unusual or bizarre
That idea is insane in the membrane.

Origin of insane

Latin, insanus (unhealthy) + in (not)

Terms with insane included in their meaning

💡 A powerful way to uncover related words, idioms, and expressions linked by the same idea — and explore meaning beyond exact word matches.
crazyadj.
insane
mentally unstable or acting irrationally
insanity
become mentally unstable or insane
psychology
question asking if someone is insane or acting extremely foolish
behavior
insane or eccentric person
mentaladj.
insanity
insane or relating to disorders of the mind
nutsadj.
psychology
insane or mentally irregular
psychology
more mentally unstable or insane
insanity
cause someone to become insane

Examples of insane in a sentence

  • It's insane to spend so much on a car.
  • His behavior seemed insane to the onlookers.
  • The court ruled him insane after the incident.
  • Her performance in the play was insane!
  • The new roller coaster is absolutely insane!

View all translations of insane

✨Click below to see the appropriate translations facing each meaning.
  1. French:insensé, dément, ...
  2. German:wahnsinnig, geisteskrank, ...
  3. Italian:folle, demente, ...
  4. Spanish:loco, demente, ...
  5. Portuguese:insano, demente, ...
  6. Chinese:疯狂的, 精神失常的, ...
  7. Japanese:無謀な, 精神異常の, ...
  8. Arabic:جُنُونِيّ, مَجْنُون, ...
  9. Hebrew:מְטֹרָף, בִּלְתִּי שָׁפוּי, ...
  10. Russian:безумный, невменяемый, ...
  11. Ukrainian:божевільний, шалений, ...
  12. Hindi:मूर्खतापूर्ण, विक्षिप्त, ...

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