/ Thesaurus / B Synonyms of beach plum bush Find synonyms for: Noun1. beach plum, beach plum bush, Prunus maritima, wild plum, wild plum treeusage: seacoast shrub of northeastern North America having showy white blossoms and edible purple fruitWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: devout Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language