A parapet wall or balustrade surrounding the flat roofs of the houses, required to be built by a special law (Deut. 22:8). In Jer. 5:10, it denotes the parapet of a city wall.
·noun One of the solid upright parts of a parapet in ancient fortifications. II. Battlement ·noun ·...
Webster's Dictionary of the English Language
Among the Jews a battlement was required by law to be built upon every house. It consisted of a low ...
William Smith's Bible Dictionary