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.
Traditional Oilcloth. Oilcloth, also known as enameled cloth or (in England) American cloth, was close-woven cotton duck or linen cloth with a coating of boiled linseed oil to make it waterproof. Historically, pre-Mackintosh, oilcloth was one of very few flexible, waterproof materials that were widely available.