Berm, Berme (?), n. [F. berme, of German origin; cf. G. brame, brame, border, akin to E. brim.]
1. Fort.
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.
© Webster 1913.