
1) Area denial weapon
Found on
https://www.crosswordclues.com/clue/barbed-tape

Barbed tape or razor wire is a mesh of metal strips with sharp edges whose purpose is to prevent passage by humans. The term `razor wire`, through long usage, has generally been used to describe barbed tape products. While razor wire is much sharper than the standard barbed wire, it is named after its appearance, but is not actually razor sharp......
Found on
http://en.wikipedia.org/wiki/Barbed_tape
No exact match found.