noun
Etymology: so called from its frequent occurrence when cattle are shipped to market
1. also shipping pneumonia : a highly fatal form of hemorrhagic septicemia marked by high fever and pneumonia and occurring chiefly in cattle and sheep under conditions of unusual exposure or exhaustion
2.
a. : strangles
b. : a contagious fibrinous lobar pneumonia of the horse of complex etiology
c. : a contagious febrile virus disease of the horse marked by septicemia, inflammation of mucous surfaces, and pulmonary involvement — called also equine influenza, pinkeye ; see influenza 2