any tree or shrub of the genus Salix, characterized by narrow, lance-shaped leaves and dense catkins bearing small flowers, many species having tough, pliable twigs or branches used for wickerwork, etc. Cf.
the wood of any of these trees.
something, esp. a cricket bat, made of willow wood.
Also calleda machine consisting essentially of a cylinder armed with spikes revolving within a spiked casing, for opening and cleaning cotton or other fiber.