/ Dictionary / Index U utterly: Meaning and Definition of Find definitions for: ut•ter•ly Pronunciation: (ut'ur-lē), [key] — adv. in an utter manner; completely; absolutely. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: utterly (Thesaurus) uttering uttermost Related Content Daily Word Quiz: inutiae Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language