1 As time goes on, the child is less and less able to hold the stool in-more and more stool leaks, and eventually the child passes entire bowel movements into his or her underwear.  Often the child is not aware that he or she has passed a bowel movement.
n. 1. (Textiles). a. a cotton fabric treated with oil and pigment to make it waterproof. b. (as modifier): an oilskin hat. 2. (Clothing & Fashion) (often plural) a protective outer garment of this fabric.
Oil cloth: Oil cloth is generally referred to canvas that has been coated with linseed oil to make it impervious to water. Traditionally, leather was used for objects that needed to be durable, flexible and water repellant, like luggage, carriages, or other outdoor cloth.