black walnut
noun
: a walnut (Juglans nigra) of eastern North America with hard strong heavy dark brown wood and oily edible nuts
also : its wood or nut
Example Sentences
Recent Examples on the Web Some seeds, such as those of black walnut and Kentucky coffeetree, have hard shells or seed coats that must be penetrated for the seed to sprout. 
Beth Botts, Chicago Tribune, 13 Aug. 2022 Check out the Oregon Landscape Plants page for black walnut. oregonlive, 13 Aug. 2022 Choose at least one smaller tree, like elderberry, California black walnut or laurel, plus berry-rich shrubs like toyon and low-growing or groundcover plants like mugwort to grow under and around the oak tree. Los Angeles Times, 3 Aug. 2022 In 1935, the site was nearly demolished when the deterioration of its black walnut and oak timbering reached an uninhabitable state. Eddie.morales@jrn.com, Journal Sentinel, 26 July 2022 The black walnut’s roots, which may extend 50 feet or more from the trunk, exude a natural herbicide known as juglone. oregonlive, 9 July 2022 In 1927, a group of 85 families rebuilt the church again, featuring hand carvings in Slovenian white oak and imported black walnut. Erik S. Hanley, Journal Sentinel, 22 June 2022 Do Shamshiri opted for black walnut wood paneling instead. Kristin Tablang, House Beautiful, 7 June 2022 Approved by the Western Reserve Land Conservancy, the 11 species of Ohio native trees include red bud, sweet gum, Ohio buckeye, burr oak, black walnut, chinkapin, tulip, hackberry, shingle oak, tupelo and Amelanchier. John Benson, cleveland, 26 May 2022 See More
Beth Botts, Chicago Tribune, 13 Aug. 2022 Check out the Oregon Landscape Plants page for black walnut. oregonlive, 13 Aug. 2022 Choose at least one smaller tree, like elderberry, California black walnut or laurel, plus berry-rich shrubs like toyon and low-growing or groundcover plants like mugwort to grow under and around the oak tree. Los Angeles Times, 3 Aug. 2022 In 1935, the site was nearly demolished when the deterioration of its black walnut and oak timbering reached an uninhabitable state. Eddie.morales@jrn.com, Journal Sentinel, 26 July 2022 The black walnut’s roots, which may extend 50 feet or more from the trunk, exude a natural herbicide known as juglone. oregonlive, 9 July 2022 In 1927, a group of 85 families rebuilt the church again, featuring hand carvings in Slovenian white oak and imported black walnut. Erik S. Hanley, Journal Sentinel, 22 June 2022 Do Shamshiri opted for black walnut wood paneling instead. Kristin Tablang, House Beautiful, 7 June 2022 Approved by the Western Reserve Land Conservancy, the 11 species of Ohio native trees include red bud, sweet gum, Ohio buckeye, burr oak, black walnut, chinkapin, tulip, hackberry, shingle oak, tupelo and Amelanchier. John Benson, cleveland, 26 May 2022 See More Word History
First Known Use
1610, in the meaning defined above