/ Dictionary / Index S sixth man: Meaning and Definition of Find definitions for: sixth' man' Pronunciation: (man), [key] — Basketball. Basketball. a team's best substitute. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Sixth Commandment sixth sense 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