/ Dictionary / Index L Lewisham: Meaning and Definition of Find definitions for: Lew•i•sham Pronunciation: (l'u-shum), [key] — n. a borough of Greater London, England. 246,600. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Lewis gun lewisite Related Content Daily Word Quiz: penchant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language