毛洋槐 máoyánghuái rose acacia Definitions Defs Origin Strokes Stroke Words Sentences Sents 毛 máo noun hair hair; feather; down; wool; fine silk-like fibers on plants or fruit洋槐 yánghuái black locust The black locust tree (Robinia pseudoacacia), a deciduous tree with white fragrant flowers; also called 刺槐 cìhuái.