- 1 (also hog especially in North American English) an animal with pink, black or brown skin, short legs, a broad nose and a short tail which curls round itself. Pigs are kept on farms for their meat (called pork) or live in the wild. a pig farmer Pigs were grunting and squealing in the yard. see also boar, piglet, sow2, swine, guinea pig See related entries: Farm animals, Domesticated mammals
- 2(informal, disapproving) an unpleasant or offensive person; a person who is dirty or greedy Arrogant pig! Don't be such a pig! The greedy pig's eaten all the biscuits! She made a pig of herself with the ice cream (= ate too much). He's a real male chauvinist pig (= a man who does not think women are equal to men).
- 3(slang) an offensive word for a police officer Word Origin Middle English: probably from the first element of Old English picbrēd ‘acorn’, literally ‘pig bread’ (i.e. food for pigs).Extra examples The pigs were being fattened for slaughter. We cooked up a load of pasta and all made pigs of ourselves. He’s a real male chauvinist pig.Idioms (British English, informal) to do something badly; to make a mess of something if you buy a pig in a poke, you buy something without seeing it or knowing if it is good enough Buying from a catalogue can mean buying a pig in a poke. (British English, informal) a difficult or unpleasant thing or task I've had a pig of a day.
(ironic, saying) used to show that you do not believe something will ever happen ‘With a bit of luck, we'll be finished by the end of the year.’ ‘Yes, and pigs might fly!’