locoism

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. See loco disease.

Century Dictionary and Cyclopedia

1. n. A disease of cattle in the semi-arid region of the western United States, due to eating certain weeds known as loco-weeds, and characterized by peculiar nervous symptoms which are followed by paralysis, emaciation, and finally death.

GNU Webster's 1913

1. n. a disease of livestock caused by locoweed poisoning; characterized by weakness and lack of coordination and trembling and partial paralysis.

WordNet 3.0

1. n. a disease of livestock caused by locoweed poisoning; characterized by weakness and lack of coordination and trembling and partial paralysis