What is ball and chain?

"Ball and chain" can refer to a few different things, depending on the context:

1. Physical Restraint: The term originally refers to a type of physical restraint used historically, particularly in prisons. It consists of a heavy metal ball attached to the ankle of a prisoner by a chain. The purpose was to hinder mobility and prevent escape.

2. Metaphorical Usage: In a more metaphorical sense, "ball and chain" is used to describe something that is restrictive or burdensome. It can refer to various obligations or responsibilities that one feels are limiting their freedom.

3. Music and Culture: The phrase has been used in various cultural contexts, especially in music. For instance, "Ball and Chain" is a well-known blues song by Big Mama Thornton, also famously covered by Janis Joplin and Big Brother and the Holding Company. It talks about emotional burdens, using the metaphor of a ball and chain.

4. Slang: In slang, "ball and chain" is sometimes used humorously or disparagingly to refer to a spouse or long-term partner, usually implying that the relationship is restrictive. However, such usage can be considered outdated or offensive.

These different uses show the evolution of the term from a literal restraint to a more symbolic or humorous expression in modern language and culture.