/ Dictionary / Index T toyon: Meaning and Definition of Find definitions for: to•yon Pronunciation: (toi'on, -ōn), [key] an evergreen, rosaceous shrub or small tree, Heteromeles arbutifolia (or Photinia arbutifolia), of California and northern Mexico, having clusters of small, white flowers and bright red berries. Also called Christmas berry. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: toyon (Thesaurus) Toyohashi Toyonaka Related Content Daily Word Quiz: vertigo Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language