Definition & Meaning of "shitpot"in English

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

"Shitpot" is a slang insult that dates back at least to the 19th century in English, originally referring literally to a pot used for human waste. Over time, it became a metaphorical term for a person regarded as filthy, contemptible, or disgusting. Its use has been mostly informal and coarse, appearing in speech, letters, and literature to express strong disdain or moral judgment. The term is clearly derogatory, rarely humorous, and is employed to harshly criticize someone's character or behavior.