What is the meaning of the furniture term Rocker?

The term rocker refers to a type of chair or piece of furniture that is designed with curved legs or rails on the bottom, allowing it to rock back and forth. Rockers typically have two curved leg pieces attached to the base of the chair, known as rockers or runners, which enable the chair to pivot and move. Rockers are commonly associated with chairs that provide a gentle rocking motion when seated, promoting relaxation and comfort. They are often found in nurseries, living rooms, or outdoor spaces, and come in various styles and designs. A chair with two curved pieces of wood at the bottom of the legs.