1. a device used for winding something, especially thread, yarn, or rope
2. a step in a spiral or winding staircase
3. a key or handle used to wind a clock, watch, or similar mechanism

Examples

• She used a yarn winder to organize her knitting supplies.
• The old clock needed its winder turned every morning.
• The narrow winders made climbing the tower stairs difficult.
• He carefully placed the thread on the winder.
• The antique watch came with its original winder.
• Each winder in the spiral staircase was worn smooth by centuries of use.