/ Dictionary / Index G gratis: Meaning and Definition of Find definitions for: grat•is Pronunciation: (grat'is, grā'tis), [key] — adv. without charge or payment; free: The manufacturer provided an extra set of coat buttons gratis. —adj. free; gratuitous. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: gratis (Thesaurus) grating gratitude Related Content Daily Word Quiz: endear Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language