Nappy a. : Inclined to sleep; sleepy; as, to feel nappy.

Nappy a. : Tending to cause sleepiness; serving to make sleepy; strong; heady; as, nappy ale.

Nappy a. : Having a nap or pile; downy; shaggy.

Nappy n. : A round earthen dish, with a flat bottom and sloping sides.

Example:
How do you wash curly or Nappy hair effectively with a water-efficient shower head?

Taxonomy
diapers, disposable diapers, cloth diapers, cloth, toilet training, nappy, wearing diapers, parents, wear diapers, toilet, reusable diapers, adult diapers, training pants, tapes, baby diapers, bedwetting, washing, 03-17.

Defination from the web:
nappy (in the United Kingdom, Australia, many Commonwealth countries and Ireland) is a sponge-like garment which ... How children are still wearing nappies to SCHOOL - with dire risks to their health". The Daily Mail. ...