sap shield

noun

noun

Government, Military, Politics, War A metal plate that shelters a sapper.

The junctions of the gabions, as well as the most advanced gabion before it is filled, are covered by means of Knight's sap shields (steel plates mounted on wheels, see Fig. 382), which move along the berm, the front one fitting close against the sap roller.1884, George Philips, Text Book on Fortification, Etc: For the Use of the Royal Military College, Sandhurst:

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