/ Dictionary / Index S sour dock: Meaning and Definition of Find definitions for: sour' dock'. Pronunciation: [key] See under (def. 1). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. sourdine sourdough Related Content Daily Word Quiz: entomology Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language