The Collaborative International Dictionary of English v.0.48:

Berm \Berm\ Berme \Berme\, n. [F. berme, of German origin; cf.
   G. brame, br[aum]me, border, akin to E. brim.]
   1. (Fort.) A narrow shelf or path between the bottom of a
      parapet and the ditch.
      [1913 Webster]

   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.
      [1913 Webster]

WordNet (r) 3.0 (2006):

berm
    n 1: a narrow ledge or shelf typically at the top or bottom of a
         slope
    2: a narrow edge of land (usually unpaved) along the side of a
       road; "the car pulled off onto the shoulder" [syn:
       shoulder, berm]

Moby Thesaurus II by Grady Ward, 1.0:

65 Moby Thesaurus words for "berm":
   alameda, bank, beach, beaten path, beaten track, bicycle path,
   boardwalk, bridle path, catwalk, coast, coastland, coastline,
   embankment, esplanade, fastwalk, foot pavement, footpath, footway,
   foreshore, garden path, groove, hiking trail, ironbound coast,
   lido, littoral, mall, parade, path, pathway, plage, playa, prado,
   promenade, public walk, riverside, riviera, rockbound coast, run,
   runway, rut, sands, sea margin, seabank, seabeach, seaboard,
   seacliff, seacoast, seashore, seaside, shingle, shore, shoreline,
   sidewalk, strand, submerged coast, tidewater, towing path, towpath,
   track, trail, trottoir, walk, walkway, waterfront, waterside