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

    A guaranty of a negotiable paper.

  • Black's Law Dictionary: 2nd Edition

    In French law. The guaranty of a bill of exchange; so called because usually placed at the foot or bottom (aval) of the bill. Story, Bills, ยงยง 394, 454. The act of subseribing one's signature at the bottom of a promissory note or of a bill of exchange; properly an act of suretyship, by the party signing, In favor of the party to whom the note or bill is given. 1 Low. Can. 221.