beach plum
noun
: a shrubby plum (Prunus maritima) having white flowers and growing chiefly along the northeastern coast of North America
also : its edible usually dark purple fruit that is used especially in preserves
Example Sentences
Recent Examples on the Web Christmas points to the unique nature of the beach plum as a driving force. 
Emily Lytle, baltimoresun.com, 13 Sep. 2021 Cranberry and beach plum picking in Newburyport and Plum Island draws crowds every year, but the US Fish and Wildlife Service wants to remind people that only 50 permits are available. Annika Hom, BostonGlobe.com, 5 July 2019 Fifty free permits for picking beach plums and cranberries are available in the lottery. Morgan Hughes, BostonGlobe.com, 13 July 2018 Image Josephine’s Feast, a Brooklyn producer of preserves and condiments made mostly from local ingredients (even foraged beach plums), has welcomed summer with a fragrant new flavor, strawberries and pink Champagne. New York Times, 21 May 2018
Emily Lytle, baltimoresun.com, 13 Sep. 2021 Cranberry and beach plum picking in Newburyport and Plum Island draws crowds every year, but the US Fish and Wildlife Service wants to remind people that only 50 permits are available. Annika Hom, BostonGlobe.com, 5 July 2019 Fifty free permits for picking beach plums and cranberries are available in the lottery. Morgan Hughes, BostonGlobe.com, 13 July 2018 Image Josephine’s Feast, a Brooklyn producer of preserves and condiments made mostly from local ingredients (even foraged beach plums), has welcomed summer with a fragrant new flavor, strawberries and pink Champagne. New York Times, 21 May 2018 Word History
First Known Use
1741, in the meaning defined above