Turning resembling a bulb. Common to most European furniture styles. Bulbous is a furniture term that refers to a rounded or swollen shape. It typically describes a piece of furniture that has a rounded, curved, or swollen element in its design. For example, a bulbous leg on a table is a leg that swells out in a rounded or curved shape, similar to the shape of a bulb or a rounded balloon. This term is often used to describe traditional or antique furniture styles that feature prominent, rounded elements in their design.