khyber pass

noun

1. the chief mountain pass between Pakistan and Afghanistan, W of Peshawar. 33 miles (53 km) long; 6825 feet (2080 meters) high.

noun

1. a narrow pass over the Safed Koh Range between Afghanistan and Pakistan, over which came the Persian, Greek, Tatar, Mogul, and Afghan invasions of India; scene of bitter fighting between the British and Afghans (1838–42, 1878–80). Length: about 53 km (33 miles). Highest point: 1072 m (3518 ft)