1. a flexible willow tree, especially one whose long slender branches are used in basketry and weaving
2. the flexible branches or twigs of an osier, used for making baskets, furniture, and other woven items

Examples

• The basket maker selected long, straight osier branches for the project.
• Osier has been used in traditional basketry for centuries.
• The craftsman wove the osier into a sturdy chair frame.
• Osier grows well in wet, marshy areas near rivers.
• The furniture maker preferred osier for its flexibility and strength.
• Traditional European baskets were often made from osier harvested in spring.