razor clam


any bivalve mollusk of the family Solenidae, especially of the genus Ensis, having a long, rectangular, slightly curved shell.


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Also called jackknife clam.

Origin of razor clam

An Americanism dating back to 1880–85
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for jackknife clam

  • Ive got a lot of starfish and a horse-shoe crab and some razor-clam shells and two shark eggs.

    The Lucky Seventh|Ralph Henry Barbour