coinmate

coinmate

(ˌkəʊˈɪnˌmeɪt)
n
a fellow inmate
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in periodicals archive ?
Perhaps the most surprising transformation has occurred to his coinmates Vikas and Vishal Yadav.
The action against them was taken on the basis of the confessions of Sarabjit's coinmates.