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

    From mutuality.

  • Black's Law Dictionary: 2nd Edition

    From or out of loan. In the old law of England, a debt was said to arise ex mutuo when one lent another anything which consisted in number, weight or measure, 1 Reeve, Eng. Law, 159; Bract fol. 99.