Dictionary
7 ENTRIES FOUND:

idiot

noun id·i·ot \ˈi-dē-ət\

: a very stupid or foolish person

Full Definition of IDIOT

1
usually offensive :  a person affected with extreme mental retardation
2
:  a foolish or stupid person
idiot adjective

Examples of IDIOT

  1. Don't be such an idiot!
  2. <only an idiot would invest in a company just because a casual acquaintance recommended it>

Origin of IDIOT

Middle English, from Anglo-French ydiote, from Latin idiota ignorant person, from Greek idiōtēs one in a private station, layman, ignorant person, from idios one's own, private; akin to Latin suus one's own — more at suicide
First Known Use: 14th century

idiot

noun id·i·ot \ˈid-ē-ət\   (Medical Dictionary)

Medical Definition of IDIOT

usually offensive :  a person affected with extreme mental retardation
idiot adjective, usually offensive

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