To have Nasty, disgusting, or greasy hair that is a mess and not taken care of. Or a nasty person who does not take care of them selfs.
That's some nappie hair.
That's one nappie bitch.
That's one nappie fro.
An adorable term for sleeping in the middle of the day. Often used by children under the age of five or those who think, talk and/or act like they are.
Kelly: Is it two in the afternoon already? Oh wow. I'm definitely overdue for a nappie!
Stephen: Did you really just say "nappie"?
Kelly: ...
nasty, gross, disgusting. Opposite of cute.
Example 1: After working out Anna was sweaty and looked very nappy.
Example 2: Dang, she looks nappy!!
Nasty, rank, rancid, dirrty, stank, gross, wrong
Those are some nappy feet!