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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.

Barabak: A popular expression — which Steyer mentioned — defines insanity as doing the same thing over and over and expecting a different result.

From Los Angeles Times • May 15, 2026

The insanity of investing in a new playground when a dozen festering issues make the park unsafe should be crystal clear to one and all.

From Los Angeles Times • Apr. 18, 2026

Companies can spark temporary insanity by just saying some magic words.

From The Wall Street Journal • Apr. 16, 2026

The New York Post's Lauren Sarner called the new season "an unhinged disaster" and "an off-the-rails roller coaster of insanity".

From BBC • Apr. 13, 2026

I doubted I could explain it to someone like Margo, but drawing circles through life struck me as a kind of reasonable insanity.

From "Paper Towns" by John Green




Vocabulary lists containing insanity


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