Definitions of untouchable:

  • noun:   belongs to lowest social and ritual class in India
  • adjective:   forbidden to the touch
    Example: "In most museums such articles are untouchable"
  • adjective:   beyond the reach of criticism or attack or impeachment
    Example: "For the first time criticism was directed at a hitherto untouchable target- Newsweek"
  • adjective:   defiling to the touch; especially used in traditional Hindu belief of the lowest caste or castes
  • adjective:   impossible to assail
  • adjective:   not capable of being obtained
    Example: "Untouchable resources buried deep within the earth"