locoism

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A disease of livestock caused by locoweed poisoning and characterized by weakness, lack of coordination, partial paralysis, and often death.

from The Century Dictionary.

• noun 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.

from the GNU version of the Collaborative International Dictionary of English.

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

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun a disease of livestock caused by locoweed poisoning; characterized by weakness and lack of coordination and trembling and partial paralysis