\Cast"ing\, n.
1. The act of one who casts or throws, as in fishing.
2. The act or process of making casts or impressions, or of
   shaping metal or plaster in a mold; the act or the process
   of pouring molten metal into a mold.
3. That which is cast in a mold; esp. the mass of metal so
   cast; as, a casting in iron; bronze casting.
4. The warping of a board. --Brande & C.
5. The act of casting off, or that which is cast off, as
   skin, feathers, excrement, etc.
{Casting of draperies}, the proper distribution of the folds
   of garments, in painting and sculpture.
{Casting line} (Fishing), the leader; also, sometimes applied
   to the long reel line.
{Casting net}, a net which is cast and drawn, in distinction
   from a net that is set and left.
{Casting voice}, {Casting vote}, the decisive vote of a
   presiding officer, when the votes of the assembly or house
   are equally divided. ``When there was an equal vote, the
   governor had the casting voice.'' --B. Trumbull.
{Casting weight}, a weight that turns a balance when exactly
   poised.