revets

And therefore it is a wise practice to leave these bastions outside, and fortify the entrances of the terraces, and cover their gates with revets, so that one does not go in or out of the gate in a straight line, and there is a ditch with a bridge over it from the revet to the gate.

The Art of War 2003

We were tasked to a target that had several military vehicles in garrison, parked in revets (ph).

CNN Transcript Mar 30, 2003 2003