/ Dictionary / Index S Smyth sewing: Meaning and Definition of Find definitions for: Smyth' sew"ing Pronunciation: (smīth, smith), [key] — Bookbinding. Bookbinding. a method of sewing together folded, gathered, and collated signatures with a single thread sewn through the folds of individual signatures. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Smyth SN Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language