- 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 clamshell
He had no better implement with which to intrench himself in the land than a clamshell.Excursions and Poems|Henry David Thoreau
After a moment he mechanically spat on a clamshell and requested Davy to "sic" it.The Mystery of Choice|Robert William Chambers
And so Ab slid down the tree, clamshell in hand, and began laboring vigorously at the spot agreed upon.The Story of Ab|Stanley Waterloo
Maybe she struck the water and scaled along like a clamshell.The Rover Boys in the Air|Edward Stratemeyer
The co-pilot closed the clamshell doors, and it became possible to hear oneself think again.Space Platform|Murray Leinster
British Dictionary definitions for clamshell
- an aircraft cockpit canopy hinged at the front and rear
- the hinged door of a cargo aircraft
- another name for eyelid (def. 2)