walkabout disease

walk·about disease

noun \ˈwȯk-ə-ˌbau̇t-\

Definition of WALKABOUT DISEASE

: a disease of horses marked by cirrhosis of the liver, severe nervous symptoms, and continuous aimless walking and usually believed to be caused by eating poisonous vegetation especially of leguminous plants of the genus Crotalaria—called also walking disease; compare crotalism