noun. any shrub or tree of the genus Banksia having alternate leathery leaves apetalous yellow flowers often in showy heads and conelike fruit with winged seeds.
1. Noun, singular or mass Gardeners in New Zealand have had success with hardy shrubs like saltbrush and several varieties of banksia. 2. Adjective I just love seeing it and filling it with banksia cuttings from the island, and remembering the simplicity of growing up as a child.