from The Century Dictionary.
- noun A mass of large stones thrown into the water to protect the outer face of a dike or breakwater, or a shore subject to encroachment of the sea.
from the GNU version of the Collaborative International Dictionary of English.
- noun A mass of large stones thrown into water at random to form bases of piers, breakwaters, etc.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun A layer of
stonesand rockslaying on the bottom of a seaor lakethat provides the base for a pieror breakwater.
from Wiktionary, Creative Commons Attribution/Share-Alike License
If by any chance her forefoot should be thrust into one of the many gaps between the enrockment blocks, -- spaces from two to three feet wide, -- and her bow timbers thus take the shock, there was a living chance to save her.