What is "raw pig"

Raw \Raw\ (r[add]), a. [Compar. Rawer (r[add]"[~e]r); superl. Rawest.] [AS. hre['a]w; akin to D. raauw, LG. rau, G. roh, OHG. r[=o], Icel. hr[=a]r, Dan. raa, Sw. r[*a], L. crudus, Gr. kre`as flesh, Skr. kravis raw flesh. [root]18. Cf. Crude, Cruel.]

1. Not altered from its natural state; not prepared by the action of heat; as, raw sienna; specifically, not cooked; not changed by heat to a state suitable for eating; not done; as, raw meat.

2. Hence: Unprepared for use or enjoyment; immature; unripe; unseasoned; inexperienced; unpracticed; untried; as, raw soldiers; a raw recruit.

   Approved himself to the raw judgment of the multitude.
   --De Quincey.

3. Not worked in due form; in the natural state; untouched by art; unwrought. Specifically:

   1. Not distilled; as, raw water. [Obs.]
      --Bacon.

   2. Not spun or twisted; as, raw silk or cotton.

   3. Not mixed or diluted; as, raw spirits.

   4. Not tried; not melted and strained; as, raw tallow.

   5. Not tanned; as, raw hides.

   6. Not trimmed, covered, or folded under; as, the raw edge of a piece of metal or of cloth.

4. Not covered; bare. Specifically:

   1. Bald. [Obs.] ``With skull all raw.''
      --Spenser

   2. Deprived of skin; galled; as, a raw sore.

   3. Sore, as if by being galled.

      And all his sinews waxen weak and raw Through long imprisonment.
      --Spenser.

5. Disagreeably damp or cold; chilly; bleak; as, a raw wind. ``A raw and gusty day.''
   --Shak.

   Raw material, material that has not been subjected to a (specified) process of manufacture; as, ore is the raw material used in smelting; leather is the raw material of the shoe industry.

   Raw pig, cast iron as it comes from the smelting furnace.