/ Dictionary / Index G gutless: Meaning and Definition of Find definitions for: gut•less Pronunciation: (gut'lis), [key] — adj. Informal. lacking courage, fortitude, or determination. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: gutless (Thesaurus) Gutiérrez Nájera Gut of Canso Related Content Daily Word Quiz: stringent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language