/ Dictionary / Index R ringsider: Meaning and Definition of Find definitions for: ring•sid•er Pronunciation: (ring'sī"dur), [key] — n. a spectator at or near ringside, as of a boxing match or a nightclub performance. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. ringside ring snake Related Content Daily Word Quiz: gregarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language