Panniculus means: Panniculus is a layer or sheet of tissue. Panniculus: A thin layer of tissue. The most common use of the term panniculus in lay media is to describe an abdominal panniculus. This refers to a thick sheet or layer that contains fat tissue in the lower abdomen. A panniculus abdominal may occur after significant weight loss or following pregnancy. The fat may hang down or suspend from the floor, reaching the knees in severe cases. A panniculectomy, a type of abdominaloplasty, is used to eliminate some of the fat.
(in Medical Dictionary)