Dictionary
hard•hack
Pronunciation: (härd'hak"), [key]—
n.
1. a woolly-leaved North American shrub,
Spiraea tomentosa, of the rose family, having short, spikelike clusters of rose-colored flowers.
2. See
shrubby cinquefoil. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.