A layer of material covering the inner surface of something. The coat has a warm lining to keep you comfortable in cold weather.
The material used to line a garment or other item. The dress was elegant, with a silk lining that felt smooth against the skin.
The act of covering the inner surface of something with a layer of material. The lining of the jacket was done with precision to ensure durability.
A material applied to a mechanical part to reduce friction, wear, or heat. The brake lining on the old car had worn thin.