A low-growing eastern North American plant (Phlox subulata) forming dense, mosslike mats and widely cultivated for its profuse pink or white flowers.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.