/ Dictionary / Index S selective service: Meaning and Definition of Find definitions for: selec'tive serv'ice Pronunciation: [key] compulsory military service. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. selective Selective Service System 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