/ Dictionary / Index S subserve: Meaning and Definition of Find definitions for: sub•serve Pronunciation: (sub-sûrv'), [key] — -served, -serv•ing. to be useful or instrumental in promoting (a purpose, action, etc.): Light exercise subserves digestion. to serve as a subordinate. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: subserve (Thesaurus) subserous subservient Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language