Pig is a domesticated animal with short legs, a stocky body, and a flat snout.
The term "pig" can also refer to:
1. A greedy or dirty person (derogatory)
2. Slang for police officer (derogatory)
3. A mass of metal (e.g. pig iron)
4. To eat greedily (verb)
5. A difficult task (e.g. "a real pig of a job")