= free ward n.

detention not involving close or ignominious restraint, as sometimes offered to wealthy or noble captives pending the payment of ransom; also figur…

The charge or friendly custody of a person who otherwise might be kept in prison, upon security given that he shall be forthcoming at a time and…

the detention of a known or suspected criminal or political dissident in order to prevent further crime, etc.

custody of a person accused of a crime and awaiting trial; remand; (also) = preventive detention n.

preventive detention; preventive detainee.