1. Adjective.  Not practicable; impossible or difficult in practice.
  2. Adjective.  Of a passage or road: impassable.
  3. Adjective.  (obsolete) Of a person or thing: unmanageable.
  4. Noun.  (obsolete) An unmanageable person.

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This entry was last updated on RefTopia from its source on 3/20/2012.