Battlement A parapet wall or balustrade surrounding the flat roofs of the houses, required to be built by a special law (Deu 22:8). In Jer 5:10, it denotes the parapet of a city wall. Bay Denotes the estuary of the Dead Sea at the mouth of the Jordan (Jos 15:5; Jos 18:19), also the southern extremity of the same sea (Jos 15:2).