\Card"ing\, a.
1. The act or process of preparing staple for spinning, etc.,
   by carding it. See the Note under {Card}, v. t.
2. A roll of wool or other fiber as it comes from the carding
   machine.
{Carding engine}, {Carding machine}, a machine for carding
   cotton, wool, or other fiber, by subjecting it to the
   action of cylinders, or drum covered with wire-toothed
   cards, revoling nearly in contact with each other, at
   different rates of speed, or in opposite directions. The
   staple issues in soft sheets, or in slender rolls called
   sivers.