from The Century Dictionary and Cyclopedia
- n. A mound or heap chiefly made of shells of mollusks which have in former times been used for food; a shell-heap (which see).
Sorry, no etymologies found.
A little tongue of land runs from the garden into the marsh, an elevation of the original shell-mound, covered with oaks hung with long gray moss.
The summit of this shell-mound was levelled for the site of the house, and a terraced area of an acre or more constructed with the shells.
When he'd cleaned up everything, I sent him off into the forest to find a dry shell-mound for camping purposes; then I made fast both boats, and Kemper and I carried ashore our paraphernalia, spare
Grue came back saying that the shore on which we had landed was the termination of a shell-mound, and that it was the only dry place he had found.