Definition of "Pig" :

noun: domestic swine

noun: a crude block of metal (lead or iron) poured from a smelting furnace

noun: mold consisting of a bed of sand in which pig iron is cast

noun: uncomplimentary terms for a policeman

noun: a person regarded as greedy and pig-like

noun: a coarse obnoxious person

verb: give birth to (piglets)

verb: eat greedily

verb: live like a pig, in squalor