To confine is to impose limits or restrictions, or to prevent someone from leaving.(verb)
See confine in Webster's New World College Dictionary
Origin: ME confinies, pl. < OFr confins, pl., a border, boundary < L confinium (pl. confinia), boundary, limit < confinis, bordering on < com-, with + finis, an end: see finish
Origin: Fr confiner < the n.
See confine in American Heritage Dictionary 4
verb con·fined, con·fin·ing, con·fines verb, transitive
Origin: French confiner
Origin: , from Old French
Origin: , from confins, boundaries
Origin: , ultimately from Latin cōnfīne
Origin: , from
Origin: neuter of cōnfīnis, adjoining
Origin: : com-, com-
Origin: + fīnis, border.
Learn more about confine