A kind of willow, Salix viminalis, growing in wet places in Europe and Asia, and introduced into North America. It is considered the best of the willows for wickerwork (basketweaving with wicker). The name is sometimes given to any kind of willow.

plural of osier

(poetic) Covered or adorned with osiers.

A surname from French.

plural of Osier

Cornus sericea, native to northern North America.

plural of red osier dogwood

plural of osiery

An osier bed.

Resembling or characteristic of an osier.