1. That which is used for filling anything; as, the stuffing of a saddle or cushion. 2. (Cookery) Any seasoning preparation used to stuff meat; especially, a composition of bread, condiments, spices, etc.; forcemeat; dressing. 3. A mixture of oil and tallow used in softening and dressing leather. Stuffing box, a device for rendering a joint impervious where there is a hol...