/ Dictionary / Index U underwritten: Meaning and Definition of Find definitions for: un•der•writ•ten Pronunciation: (un"dur-rit'n, un'dur-rit"-), [key] — v. pp. of Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: underwritten (Thesaurus) underwriter underwrote 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