Definitions from Black's Law Dictionary: 2nd Edition and Ballentine's Law Dictionary as are available for each term in each dictionary.
  • Ballentine's Law Dictionary

    To make void; to annul.

  • Black's Law Dictionary: 2nd Edition

    To annul, repeal or destroy ; to annul or repeal an order or rule issued by a subordinate authority ; to repeal a former law by legislative act or by usage.