/ Dictionary / Index T Tucson: Meaning and Definition of Find definitions for: Tuc•son Pronunciation: (t'son, t-son'), [key] — n. a city in S Arizona: health resort. 330,537. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: tucson (Thesaurus) tuco-tuco Tucumán 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