What is "masked pig"

Pig \Pig\, n. [Cf. D. big, bigge, LG. bigge, also Dan. pige girl, Sw. piga, Icel. p[=i]ka.]

1. The young of swine, male or female; also, any swine; a hog. ``Two pigges in a poke.''
   --Chaucer.

2. (Zo["o]l.) Any wild species of the genus Sus and related genera.

3. [Cf. Sow a channel for melted iron.] An oblong mass of cast iron, lead, or other metal. See Mine pig, under Mine.

4. One who is hoggish; a greedy person. [Low]

   Masked pig. (Zo["o]l.) See under Masked.

   Pig bed (Founding), the bed of sand in which the iron from a smelting furnace is cast into pigs.

   Pig iron, cast iron in pigs, or oblong blocks or bars, as it comes from the smelting furnace. See Pig, 4.

   Pig yoke (Naut.), a nickname for a quadrant or sextant.

   A pig in a poke (that is, bag), a blind bargain; something bought or bargained for, without the quality or the value being known. [Colloq.]

Masked \Masked\, a.

1. Wearing a mask or masks; characterized by masks; concealed; hidden.

2. (Bot.) Same as Personate.

3. (Zo["o]l.) Having the anterior part of the head differing decidedly in color from the rest of the plumage; -- said of birds.

   Masked ball, a ball in which the dancers wear masks.

   Masked battery (Mil.), a battery so placed as not to be seen by an enemy until it opens fire.
   --H. L. Scott.

   Masked crab (Zo["o]l.), a European crab ( Corystes cassivelaunus) with markings on the carapace somewhat resembling a human face.

   Masked pig (Zo["o]l.), a Japanese domestic hog ( Sus pliciceps). Its face is deeply furrowed.