A historic route over which 19th-century cowboys drove cattle for 1,500 miles (2,400 km) north from Texas to Abilene and other Kansas cities that had been reached by developing railroads.
Definition of Chisholm Trail in US English:
Chisholm Trail
proper noun
A historic route over which 19th-century cowboys drove cattle for 1,500 miles (2,400 km) north from Texas to Abilene and other Kansas cities that had been reached by developing railroads.