pig
 
pig
 (pĭg) noun
1.
	a. Any of several mammals of the family Suidae, having short legs, cloven hoofs, bristly hair, and a cartilaginous snout used for digging, especially the domesticated hog, Sus scrofa, when young or of comparatively small size. b. The edible parts of one of these mammals.
2.	Informal. A person regarded as being piglike, greedy, or gross. 
3.	a. A crude block of metal, chiefly iron or lead, poured from a smelting furnace. b. A mold in which such metal is cast. c. Pig iron.
4.	Offensive Slang. Used as a disparaging term for a police officer. 
5.	Slang. A member of the social or political establishment, especially one holding sexist or racist views. 
verb
, intransitive
pigged, pigging, pigs
To give birth to pigs; farrow. 
 
phrasal verb.
pig out Slang
To eat ravenously; gorge oneself: "a parent who asks a child, Would you like to pig out on pizza?" (George F. Will). 
 
idiom.
in a pig's eye Slang
Under no condition; never. 
pig in a poke
Something that is offered in a manner that conceals its true nature or value. 
pig it Slang
To live in a piglike fashion. 
 
[Middle English pigge, young pig, probably from Old English *picga.]