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Definitions

insanity

[in-san-i-tee] / ɪnˈsæn ɪ ti /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

That argument is different from pleading not guilty by reason of insanity, which typically seeks exoneration and a punishment that includes a psychiatric facility rather than prison.

From BBC • Jun. 19, 2026

Mangione's lawyers will argue that he was suffering from an "extreme emotional disturbance" -- a partial defense that can reduce a sentence, unlike an insanity plea, which seeks to avoid criminal responsibility altogether.

From Barron's • Jun. 17, 2026

Isn’t there a saying about insanity is repeating the same mistakes over and over and expecting a different result?

From Los Angeles Times • Jun. 6, 2026

As diet maven Susan Powter proclaimed in the ’90s: Stop the insanity!

From Salon • May 10, 2026

Thoughts were flying around in my head, but I didn’t want to think at all, because a sober part of me knew that what I had managed to get myself into was insanity.

From "The Kite Runner" by Khaled Hosseini




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