1. [mid-19C+] prison.
2. [2010s] (US prison) time served in prison .
stressed from enduring a repetitive situation, typically prison.
[1940s+] (US prison) indigestion caused by tension or fear.
[1920s+] (US prison) one who has gone mad due to the pressures of incarceration.
[20C+] (Can./US prison) insane from too long a confinement in prison.
[1930s] (US Und.) a jailbird.
[1970s] (US prison) psychological/physical problems that come with a jail sentence.
[1930s+] (orig. US) used of a prisoner who has succumbed to prison-induced insanity; thus stir-craziness n., psychosis induced by imprisonment; also ext. to non-prison use.
[1950s] (US prison) a second-rate, barely qualified doctor, assigned to prison work.
[2000s] (S.Afr. gay) underage boys.
[1940s+] (US prison) one who has mastered the ‘art’ of incarceration.
[1950s] (US prison) a fellow prisoner who offers advice based on his own purported legal expertise.
[1930s–50s] (US Und.) well-adjusted to prison life, capable of sustaining one’s existence in prison.
[1910s] (US Und.) a Federal prison.
[late 19C] (UK Und.) to break out of prison.