1. (

• woodwaxen ,
• dyer's_greenweed ,
• dyer's-broom ,
• dyeweed ,
• greenweed ,
• whin ,
• woadwaxen ,
• Genista_tinctoria

) small Eurasian shrub having clusters of yellow flowers that yield a dye; common as a weed in Britain and the United States; sometimes grown as an ornamental ;