An ottoman is a low, typically upholstered, and sometimes padded seat or footstool. Some are hollow for storage, with a top panel on hinges. It can also be used near seating areas as a coffee table. Smaller versions feature recliner-type chairs without a built-in footstool. Ottomans are also known as footstools or pouf. It is typically used in living rooms or dens, primarily where there’s a couch or recliner;

Source: Family Handyman