mountain rosebay

noun
  1. a showy, evergreen shrub, Rhododendron catawbiense, of the heath family, found in the mountainous regions from Virginia to Georgia, having bell-shaped, rose or purple flowers.

Origin of mountain rosebay

An Americanism dating back to 1940–45
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018