Camp Cupcake noun any minimum security prison US This term was widely heard during the months of Martha Stewart’s incarceration.
In coming home for the holiday from a prison known among regulars as Camp Cupcake, Sarault sent a message to criminals everywhere that it is better in the long run to steal in Brooks Brothers than in Levi Strauss. — ProvidenceJournalBulletin, p. 1B, 12 January 1996