/ Dictionary / Index I in-ness: Meaning and Definition of Find definitions for: in-ness Pronunciation: (in'nis), [key] the state or quality of being fashionable: the in-ness of his new wardrobe. the state or quality of being part of a select or exclusive group: her in-ness with the literary crowd. In•ness Pronunciation: (in'is), [key] 1825–94, and his son1854–1926, U.S. painters. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Inner Word innholder Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language