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

    When applied to a place is not definitely locative, but primarily expresses the relation of presence, nearness in place or direction, and is less definite than “in” or “on.” See Ann. Cas. 1912B, 106.1; also 123 Am. St. Rep. 17, 10 L. R. A. (N. S.) 204.