What is the meaning of Winder?

A winding plant.

An engine that raises and lowers the cages in a mine.

The person who operates such an engine.

A textile worker, or machine, that winds cloth.

A spool around which something is wound.

A key or knob for winding a clock, watch or clockwork mechanism

One of the steps of a spiral staircase (as opposed to a flyer, or straight step).

A blow that winds somebody, or takes away their breath.

To fan; to clean grain with a fan.

A winnowing fan.

Pronunciation spelling of window.

Source: wiktionary.org