/ Dictionary / Index S special agent: Meaning and Definition of Find definitions for: spe'cial a'gent Pronunciation: [key] an investigator in a law enforcement agency. an insurance sales representative. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. special act special area Related Content Daily Word Quiz: philtrum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language