Breadcrumb Home > Dictionary > Index B blueblossom: Meaning and Definition of Find definitions for: blue•blos•som Pronunciation: (bl'blos"um), [key] — n. a shrub, Ceanothus thyrsiflorus, of the buckthorn family, abundant in the western U.S., having finely toothed oblong leaves and lilaclike clusters of blue flowers. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. blue blood bluebonnet TrendingHere are the facts and trivia that people are buzzing about. Biographies: Notable Jewish Religious Leaders Current Events This Week: September 2023 Hispanic Population and the 2010 U.S. Census 50 Spookiest Halloween Quotes Preamble of the United Nations Charter The Jewish Calendar ✖ Related Content Daily Word Quiz: quincunx Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language