Lunatic

ahd-5
  • noun. A person who is affected by lunacy; a mentally deranged person.
  • noun. A very foolish person.
  • adjective. Affected by lunacy; mentally deranged.
  • adjective. Of or for people who are mentally deranged.
  • adjective. Wildly or giddily foolish.
  • The Century Dictionary and Cyclopedia
  • Moonstruck; affected by lunacy; periodically insane, with lucid intervals; crazy.
  • Indicating lunacy; in the nature of lunacy.
  • Of or like the moon.
  • noun. A person affected with lunacy; specifically, an insane person who has lucid intervals, or one whose unsoundness of mind is acquired, not congenital, as distinguished from an idiot.
  • noun. More generally (and in law), any person of unsound mind. See further under lunacy and insanity.
  • noun. Synonyms See insanity.
  • the GNU version of the Collaborative International Dictionary of English
  • adjective. Affected by lunacy; insane; mad; crazy; demented.
  • adjective. Of or pertaining to, or suitable for, an insane person; evincing lunacy
  • noun. A person affected by lunacy; an insane person, esp. one who has lucid intervals; a madman; a person of unsound mind.
  • Wiktionary, Creative Commons Attribution/Share-Alike License
  • noun. An insane person.
  • adjective. crazed, mad, insane, demented
  • WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
  • adjective. insane and believed to be affected by the phases of the moon
  • noun. a reckless impetuous irresponsible person
  • noun. an insane person
  • Word Usage
    "_Another lunatic_, was the thought that flashed through my mind; another lunatic, the slave of a single idea."
    Equivalent
    insane  
    Same Context
    Words that are found in similar contexts
    crazy  criminal  damn  demented  drunken  
    Synonym
    Words with the same meaning
    abnormal  absurd  aliene  also  ass