insane

insane is defined in Webster's Unabridged Dictionary (1913) with 3 senses. The full text of each entry is reproduced verbatim below.

Definitions

  1. 1.Used by, or appropriated to, insane persons; as, an insane hospital.
  2. 2.Causing insanity or madness. [R.] Or have we eaten on the insaneroot That takes the reason prisoner Shak.
  3. 3.Characterized by insanity or the utmost folly; chimerical; unpractical; as, an insane plan, attempt, etc. I know not which was the insane measure. Southey.

Source: Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).

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