yalu river meaning and definition

YALU RIVER noun

Definition of Yalu River (noun)

1. river in eastern Asia; rises in North Korea and flows southwest to Korea Bay (forming part of the border between North Korea and China)
   • synonyms: Yalu
2. a battle in the Korean War (November 1950); when UN troops advanced north to the Yalu River 200,000 Chinese troops crossed the river and drove them back