1. people who are imprisoned together or at the same time in the same facility
Usage: plural form; typically used in legal, journalistic, or historical contexts

Examples

• The coprisoners shared stories about their lives before incarceration.
• She formed a close bond with her coprisoners during her five years in the facility.
• The documentary interviewed several coprisoners who had witnessed the riot.
• Many of his coprisoners respected him for his calm demeanor.
• The coprisoners organized a support group to help each other adjust to prison life.