/ Dictionary / Index U underdevelop: Meaning and Definition of Find definitions for: un•der•de•vel•op Pronunciation: (un"dur-di-vel'up), [key] — v.t. to develop (something) short of the required amount: to underdevelop film. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: underdevelop (Thesaurus) undercutter underdeveloped Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language