joint rag
n.— «Magazines produced by prisoners are called “joint rags.”» —“A convict’s look at life on the inside” in Carleton University Carleton Newsroom (Ottawa, Ontario, Canada) July 21, 2009. (source: Double-Tongued Dictionary)
Further reading
Mary Lou is a former newspaper reporter in Memphis, Tennessee. One of her editors used to say he was off to the salt mines, meaning he was headed to do some challenging work. That expression is a reference to the grim practice of sending prisoners...
Unwrap the name of a candy bar, and you just might find a story inside. For instance, one chewy treat found in many a checkout lane is named after a family’s beloved horse. And: 50 years ago in the United States, some Latino elementary...