WordNet
instrument of execution
n. an instrument designed and used to take the life of a condemned person
Usage examples of "instrument of execution".
Never fear, though, the instrument of execution would be ready in time, and this time would be kept under careful guard-there would be a live hanging, drawing, and quartering to begin the Festival tomorrow morning.
In the days before the original Kahless had unified the empire, some nefarious genius had created the device, intending it to be both an instrument of execution and a test of a warrior’.