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

    The identification of an instrument as genuine by comparing it with a known specimen of the writing of the alleged writer. See 1 Leigh (Va.), 216.

  • Black's Law Dictionary: 2nd Edition

    A comparison by the juxtaposition of two writings, in order, by such comparison, to ascertain whether both were written by the same person. A method of proof resorted to where the genuineness of a written document is disputed; it consists in comparing the handwriting of the disputed paper with that of another instrument which is proved or admitted to be in the writing of the party sought to be charged, in order to Inter, from their identity or similarity in this respect, that they are the work of the same hand. Johnson v. Insurance Co., 105 Iowa, 273, 75 N. W. 101; Rowt v. Kile, 1 Leigh (Va.) 216; Travis v. Brown, 48 Pa. 9, 82 Am. Dec. 540.