coprisoner

noun
co·​pris·​on·​er | \ ˌkō-ˈpriz-nər How to pronounce coprisoner (audio) , -ˈpri-zᵊn-ər\
variants: or co-prisoner
plural coprisoners or co-prisoners

Definition of coprisoner

: a fellow prisoner Among his co-prisoners in Vietnam was future Arizona senator and Republican presidential candidate John McCain, whose Navy aircraft was shot down over Vietnam in 1967. McCain and Bell were in the same compound at one point and had given each other haircuts.— Bart Barnes

First Known Use of coprisoner

1837, in the meaning defined above

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