/ Dictionary / Index L littleneck: Meaning and Definition of Find definitions for: lit•tle•neck Pronunciation: (lit'l-nek"), [key] — n. the quahog clam, Venus mercenaria, when young and small. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: littleneck (Thesaurus) Little Missouri little office Related Content Daily Word Quiz: sumptuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language