Eight o'clock lights and galley fires out; prisoners secured.

Keeping all those prisoners secure in the face of new fighting is going to be tricky as hell.

The Spanish Inquisition frequently employed an enhanced technique, binding the prisoner face-upward to the rack with his bare feet secured in stocks.

When prisoners secure early release from prison, some still need supervision before they can fully return to society.

"Are the prisoners secure?"

The prisoner thus secured, the order was given.

But the proximity was on a planetary, not local, scale: though less than an hour by aircar to either of the other Stack Islands bases, the prison was distant enough to keep its prisoners secure.

In earlier times, the ransom sometimes took an educational dimension, where a literate prisoner of war could secure his or her freedom by teaching ten Muslims to read and write.

Prior to the passage of the law, a federal prisoner could only secure an early release by commutation or pardon by the President of the United States.

Is the prisoner secure?