Advertisement

Advertisement

View synonyms for insane

insane

[in-seyn]

adjective

  1. (not in technical use as a medical diagnosis) not sane; not of sound mind; mentally deranged.

  2. of, relating to, or characteristic of a person who is mentally deranged.

    a wild and insane look on her face.

  3. Law.,  considered to be or to have been affected with insanity, and therefore lacking legal responsibility or legal capacity.

    The judge deemed him criminally insane on the basis of his delusions and hallucinations.

  4. temporarily unable to think clearly.

    I think I'm going insane from all the noise outside.

  5. utterly senseless.

    an insane plan.

  6. Slang.,  excessive or extravagant; extreme.

    This much snow in April is just insane!

  7. Slang.,  astonishingly great; wonderful.

    Without his insane performance, the film would've been a total flop.



insane

/ ɪnˈseɪn /

adjective

    1. mentally deranged; crazy; of unsound mind

    2. ( as collective noun; preceded by the )

      the insane

  1. characteristic of a person of unsound mind

    an insane stare

  2. irresponsible; very foolish; stupid

“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Discover More

Other Word Forms

  • insanely adverb
  • insaneness noun
  • pseudoinsane adjective
Discover More

Word History and Origins

Origin of insane1

First recorded in 1550–60; from Latin insānus “unsound (of mind), demented, frenzied”; in- 3, sane
Discover More

Synonym Study

See mad.
Discover More

Example Sentences

Examples have not been reviewed.

That’s such an insane thing to think because I was in that kid’s shoes at some point in my life.”

While explaining that the paper used to occupy the whole building, employing over 1000 people, our frenemy Ken remarks, “That’s absolutely insane, if I do say so myself,” saucing each word with condescension.

From Salon

In its story about Han's comments, Rolling Stone said the abuse had been "incredibly unhinged", with fan battles becoming "more intense, insane, and borderline psychotic with each weekly episode release".

From BBC

The Guardian described it as a "gormless lifestyle filler" while The Telegraph gave it two stars and branded it "insane" and an "exercise in narcissism".

From BBC

"Psychologically, you can't take every threat seriously without going insane. So people tune out to prioritise their mental health."

From BBC

Advertisement

Related Words

Advertisement

Advertisement

Advertisement


ins and outsinsanitary