Berm
Berm ({not transcribed}) , noun
[French berme, of German origin; compare German brame, brame, border, akin to English brim.]
1.
(Fortification) A narrow shelf or path between the bottom of a parapet and the ditch.
2.
(Engineering) A ledge at the bottom of a bank or cutting, to catch earth that may roll down the slope, or to strengthen the bank.
Also: Berme