What is the meaning of insane?

adjective

  • Afflicted with or characteristic of mental derangement.
    • usage: "was declared insane"; "insane laughter"
  • Very foolish.
    • usage: "harebrained ideas"; "took insane risks behind the wheel"; "a completely mad scheme to build a bridge between two mountains"
WordNet 3.0 © 2006 by Princeton University
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APAWordNet. (2010). insane. Retrieved September 21, 2026, from http://smartdefine.org/insane/definitions/1176652
ChicagoWordNet. 2010. "insane" http://smartdefine.org/insane/definitions/1176652 (accessed September 21, 2026).
HarvardWordNet 2010, insane, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/insane/definitions/1176652>.
MLAWordNet. "insane" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/insane/definitions/1176652>
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