Source : WordNet®

woodwaxen
     n : small Eurasian shrub having clusters of yellow flowers that
         yield a dye; common as weed in England and United States;
         sometimes grown as an ornamental [syn: {dyer's greenweed},
          {dyer's-broom}, {dyeweed}, {greenweed}, {whin}, {woadwaxen},
          {Genista tinctoria}]