/ Dictionary / Index L longcloth: Meaning and Definition of Find definitions for: long•cloth Pronunciation: (lông'klôth", long'kloth"), [key] — n. a fine, white, cotton cloth, of plain weave; high-grade muslin. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. long clam long-day Related Content Daily Word Quiz: philately Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language