noun
- any of various plants of the legume family that contain toxic alkaloids and cause poisoning in livestock that eat them, characterized by erratic behavior in affected animals
Usage: also called locoweed; primarily North American; botanical/agricultural term
Examples
- Ranchers must remove crazyweed from pastures to protect their cattle.
- The horse became ill after grazing on crazyweed in the field.
- Crazyweed contains alkaloids that affect the nervous system of animals.
- Several species of crazyweed grow wild in the western United States.
- Livestock poisoned by crazyweed may exhibit strange, unpredictable behavior.