1. (n) (Originally) British word for diaper, derived from the word "napkin."
2. (adj) (Slightly newer colloquialism) Tightly coiled, natural and unaltered hair, commonly associated with those of African
American descent who do not alter their hair
chemistry.
3. (n) (Silly language) A kiddie way of saying "nap," and will often be used in the singular (nappy) or plural (nappies) interchangeably, often ignoring proper
grammar rules.