It's likely you're thinking of the word "porridge" as slang for "prison" in British English. However, this is not an official definition of the word and is only used in a very informal and specific context.
The slang term "porridge" for prison likely originated from the fact that porridge was often served as a meal in British prisons.
Here's a breakdown of how this slang developed:
* Porridge was a staple food in prisons: Historically, porridge was a cheap and filling food that was served regularly in British prisons.
* Association of porridge with prison life: This frequent association of porridge with prison life led to the slang term developing.
* Informal use: The term "porridge" for prison is primarily used in informal settings and is not a recognized formal term.
It's important to note that this slang term is specific to British English and may not be understood in other English-speaking countries.