locoweed: Meaning and Definition of

lo•co•weed

Pronunciation: (lō'kō-wēd"), [key]
— n.
  1. any of various leguminous plants of the genera Astragalus and Oxytropis, of the southwestern U.S. and Mexico, causing locoism in sheep, horses, etc.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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