/ Dictionary / Index L lightsome: Meaning and Definition of Find definitions for: light•some Pronunciation: (līt'sum), [key] — adj. light, esp. in form, appearance, or movement; airy; buoyant; agile; nimble; graceful. cheerful; gay; lighthearted. frivolous; changeable. light•some Pronunciation: (līt'sum), [key] — adj. emitting or reflecting light; luminous. well-lighted; illuminated; bright. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: lightsome (Thesaurus) light show lights out Related Content Daily Word Quiz: dormant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language