A community dictionary for the slang, shorthand, and everyday expressions used in prison. One term may have more than one meaning. Add the context you know without naming private individuals.
Places · HAB source-based starter entry
Often refers to the general prison population; in some places it describes movement to a meal.
HAB-written example:
He said he was back on the main line.
Context: Source-documented usage; not a claim that everyone uses it this way.
Meaning paraphrased from Prison Journalism Project’s glossary (December 2024 version; checked September 9, 2026). Example written by HAB.
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