razor clam

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noun

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

Nearby words

  1. raze,
  2. razee,
  3. razoo,
  4. razor,
  5. razor blade,
  6. razor wire,
  7. razor-billed auk,
  8. razor-cut,
  9. razor-shell,
  10. razorback

Origin of razor clam

An Americanism dating back to 1880–85

Also called jackknife clam.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples 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