insanity
noun(in-san-i-ty)
a severely disordered state of the mind usually occurring as a specific disorder
insanity
noun(in-san-i-ty)
unsoundness of mind or lack of the ability to understand that prevents one from having the mental capacity required by law to enter into a particular relationship, status, or transaction or that releases one from criminal or civil responsibility
insanity
noun(in-san-i-ty)
extreme folly or unreasonableness
insanity
noun(in-san-i-ty)
a plea in court of insanity as a reason or excuse for committing a crime