stale fish n.
(US prison) a veteran prisoner.
![[US]](/static/img/flags/us.png "United States") | Calif. Police Gazette 10 Apr. 1/5: If, however, the person arrived, happened to have been [in prison] before, the signal was changed to ‘stale fish’. |
(US prison) a veteran prisoner.
| Calif. Police Gazette 10 Apr. 1/5: If, however, the person arrived, happened to have been [in prison] before, the signal was changed to ‘stale fish’. |