from The Century Dictionary.
- noun A retaining wall at the foot of a slope.
- noun A wall built breast-high.
Sorry, no etymologies found.
The tide was in close on the breast-wall behind, and the sound of it came up and moaned in the close like the sough of a sea-shell held against the ear.
Seamen clamoured at the quay, loud-spoken mariners from the ports of Clyde and Leven and their busses tugged at anchor in the upper bay or sat shoulder to shoulder in a friendly congregation under the breast-wall, laden to the beams with merchandise and provender for this hungry country.
Opposite the north pier, on the south side of the river, Smeaton constructed a breast-wall about half the length of the Pier.