a small tree, Robinia hispida, of the legume family, native to the southeastern U.S., having drooping clusters of large, dark rose-colored flowers.
Origin of rose acacia
First recorded in 1810–20
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for rose acacia
a leguminous shrub, Robinia hispida, of the southern US, having prickly branches bearing clusters of red scentless flowersSee also locust (def. 2)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012