noun
- plural of crazyweed; plants of the genus Astragalus or Oxytropis that contain toxic alkaloids and cause poisoning in livestock
Usage: chiefly North American; also called locoweeds or milkvetches
Examples
- Ranchers must remove crazyweeds from pastures to protect their cattle.
- The horses became ill after grazing on crazyweeds in the field.
- Crazyweeds contain alkaloids that affect the nervous system of animals.
- Several species of crazyweeds grow in the western United States.
- Livestock that consume crazyweeds may exhibit erratic behavior and weight loss.