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Meaning of rabbitbrush

rab•bit•brush

Pronunciation: (rab'it-brush"), [key]
— n.
  1. any of several composite shrubs of the genus Chrysothamnus, of the western U.S. and Mexico, having whitish, hairy branches and yellow flowers.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.