kudzu Syllabification: (kud·zu)Pronunciation: /ˈko͝odzo͞o/ (also kudzu vine)Definition of kudzu noun a quick-growing eastern Asian climbing plant with reddish-purple flowers, used as a fodder crop and for erosion control. It has become a pest in the southeastern US. Pueraria lobata, family Leguminosae Origin: late 19th century: from Japanese kuzukudzu in other Oxford dictionaries Definition of kudzu in the British & World English dictionary