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

    One controlling a litigation.

  • Black's Law Dictionary: 2nd Edition

    Lat. The master of the suit; i. e„ the person who was really and directly interested in the suit as a party, as distinguished from his attorney or advocate. But the term ls also applied to one who, though not originally a party, has made himself such, by intervention or otherwise, and has assumed entire control and responsibility for one side, and ls treated by the court as liable for costs. See In re Stover, 1 Curt. 201, Fed. Cas. No. 13,507.