milk vetch definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
any of a genus (Astragalus) of plants of the pea family, with deeply cut leaves, flowers in spikes or racemes, and, usually, inflated pods
Origin: from the notion that it increases the secretion of milk in goats
milk vetch definition by American Heritage Dictionary
Any of various plants of the genus Astragalus, having pinnate, compound leaves and clusters of purple, white, or yellowish flowers.
Origin: From the belief that it increases the milk yield of goats.