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

    In argument; by way of argument.

  • Black's Law Dictionary: 2nd Edition

    In arguing; in the course of the argument. A statement or observation made by a judge as a matter of argument or illustration, but not directly bearing upon the case at bar or only incidentally involved in it, is said (in the reports) to be made arguendo, or, in the abbreviated form, arg.