/ Dictionary / Index H hard-shell clam: Meaning and Definition of Find definitions for: hard'-shell clam' Pronunciation: [key] quahog. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. hard-shell hard-shell crab Related Content Daily Word Quiz: soporific Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language