1831 D. Tyerman & G. Bennet II. xxx. 54 Being driven from their rock-ramparts, they fled to the valley.
1924 R. Campbell vi. 94 The brink of the abyss, Where into space the sharp rock-rampart drops.
1992 11 Apr. ii. 7/7 We paddled into the forbidding chasm, awesome cliffs on one side and a shale apron below rock ramparts the other.