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

    In Saxon and old English law. Castle work. Service and labor done by inferior tenants for the building and upholding castles and public places of defense. One of the three necessary charges, (trinoda necessitas,) to which nil lands among the Saxons were expressly subject. Cowell.