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

    Case; event; happening.

  • Black's Law Dictionary: 2nd Edition

    Lat. Chance; accident; an event; a case; a case contemplated.
    —Casus belli. An occurrence giving rise to or justifying war.
    —Casus fœderis. In international law. The case of the treaty. The particular event or situation contemplated by the treaty, or stipulated foe, or which comes within its terms. In commercial law. The case or event contemplated by the parties to an individual contract or stipulated for by it, or coming within its terms.--Casus fortuitus. An inevitable accident, a chance occurrence, or for-fuitous event. A loss happening in spite of all human effort and sagacity. 3 Kent. Comm. 217, 300; Whart. Neg. §§ 113, 553. The Majestic, 166 U. S. 37'5, 17 Sup. Ct. 597, 41 In Ed. 1039.
    —Casus major. In the civil law. A casualty ; an extraordinary casualty, as fire, shipwreck, etc. Dig. 44, 7, 1, 4.
    —Casus omissus. A case omitted; an event or contingency for which no provision is made ; particularly a case not provided for by the statute on the general subject, and which is therefore left to be governed by the common law.