verb (used with object) to confine in or as if in a prison.
Origin: 1250–1300; Middle English enprisonen <
Old French enprisoner, equivalent to
en- en-1 +
prison prison +
-er infinitive suffix
Related forms im·pris·on·a·ble, adjective
im·pris·on·er, noun
im·pris·on·ment, noun
re·im·pris·on, verb (used with object)
re·im·pris·on·ment, noun
un·im·pris·on·a·ble, adjective
un·im·pris·oned, adjective
Synonyms
1. incarcerate, jail, restrain.