- Also called clamshell bucket. a dredging bucket opening at the bottom, consisting of two similar pieces hinged together at the top.
- a machine equipped with such a bucket.
Examples from the Web for clam-shell
And she perched herself on the quarter, baited her hook carefully, and threw it over, with a clam-shell to call attention.Deephaven and Selected Stories & Sketches|Sarah Orne Jewett
The flies were the Philistines, and I took a clam-shell for the jaw-bone; it did just as well.Captain January|Laura E. Richards
He stretched out his hand towards the clam-shell which had contained his stock of water, but it was empty.The Rival Crusoes|W.H.G. Kingston
Then I saw that the two halves of the clam-shell bucket were slightly open, just wide enough to let me squeeze in.The Wreckers|Francis Lynde
He attempted to cut one root through with his clam-shell, but the shell crumbled and would not cut the hard wood.An American Robinson Crusoe|Samuel. B. Allison
British Dictionary definitions for clam-shell
- an aircraft cockpit canopy hinged at the front and rear
- the hinged door of a cargo aircraft
- another name for eyelid (def. 2)