from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Informal Distraught or restless from long confinement in or as if in prison.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Of a prisoner, mentally unbalanced due to prolonged incarceration.
  • adj. By extension, restless, uncomfortable, or impatient due to inactivity or confinement.


First attested around 1925, from prison slang "stir". See , [2]. (Wiktionary)



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