Definition & Meaning of "piggy"in English

What is the origin of the term "piggy" and how is it used?

"Piggy" is a slang term that appeared in English in the 19th or early 20th century, using the image of a pig to describe someone perceived as greedy or selfish. The metaphor links the animal's reputation for eating a lot and hoarding with human behavior. It is used in informal, often teasing, mocking, or critical contexts, such as conversation, media, or casual writing. The term is mildly derogatory and intended to criticize; its offensiveness depends on tone and context.