Packing

n.
  1. The act or process of one who packs.
  2. Any material used to pack, fill up, or make close.
  3. (Masonry) Same as Filling.
  4. A trick; collusion.
    1. A thin layer, or sheet, of yielding or elastic material inserted between the surfaces of a flange joint.
    2. The substance in a stuffing box, through which a piston rod slides.
    3. A yielding ring, as of metal, which surrounds a piston and maintains a tight fit, as inside a cylinder, etc.
    Cherd packing (Bridge Building),
    the arrangement, side by side, of several parts, as bars, diagonals, a post, etc., on a pin at the bottom of a chord.
    Packing box ,
    a stuffing box. See under Stuffing.
    Packing press ,
    a powerful press for baling cotton, wool, hay, etc.
    Packing ring .
    See Packing, 2 (c), and Illust. of Piston.
    Packing sheet
    1. A large cloth for packing goods
    2. A sheet prepared for packing hydropathic patients.