/ Dictionary / Index B banksia: Meaning and Definition of Find definitions for: bank•si•a Pronunciation: (bangk'sē-u), [key] — n. any Australian shrub or tree of the genus Banksia, having alternate leaves and dense, cylindrical flower heads. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: banksia (Thesaurus) bank shot banksia rose Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language