/ Dictionary / Index S saxtuba: Meaning and Definition of Find definitions for: sax•tu•ba Pronunciation: (saks't"bu, -ty"-), [key] — n. a large bass saxhorn. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. saxophone say Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language