parados

noun Fortification.

1. a bank of earth built behind a trench or military emplacement to protect soldiers from a surprise attack from the rear.

noun

1. a bank behind a trench or other fortification, giving protection from being fired on from the rear

n.“rear wall of a trench,” 1917, earlier “elevation behind a fortified place” (1853), literally “defense from the back,” from French parados, from para- “defense” (see para- (2)) + dos “back” (see dossier).