/ Dictionary / Index T trois*: Meaning and Definition of Find definitions for: trois Pronunciation: (trwä), [key] the number 3. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. troilus butterfly Trois-Rivières Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language