A narrow path round fortifications between the parapet and the ditch, to prevent the earth from falling in.
Related term(s): Fortification; Parapet; Ditch; Fortify; Rampart; Bastion
Category: Castles and Fortifications
Source information: Wilhelm, Thomas. A Military Dictionary and Gazetteer. Philadelphia: L.R. Hamersly & Co., 1881. 58.