pig

pig the pig is proverbial as a type of obstinacy and greed.

A pig is the emblem of St Anthony of Egypt (see also tantony pig).
pig in a poke something that is bought or accepted without knowing its value or seeing it first (a poke here is a bag).
Pig Latin an invented language formed by systematic distortion of a source language; a secret language formed from English by transferring the initial consonant or consonant cluster of each word to the end of the word and adding a vocalic syllable (usually -ay): so igpay atinlay.
squeal like a stuck pig squeal or yell loudly and shrilly; a stuck pig is one that is being butchered by having its throat cut.

See also piggy, pigs.

pig Any of numerous species and varieties of domestic and wild swine of the family Suidae. The male is generally called a boar; the female, a sow. A castrated boar is usually known as a hog. It is generally a massive, short-legged omnivore with a thick skin. Wild pigs include the warthog, wild boar, bush pig and babirusa. The domestic pig (Sus scrofa) is reared for human consumption. For pork they are slaughtered at 70–90kg (155–200lb) and for bacon at 80–100kg (175–220kg).