napkin napkin /ˈnæpkɪn/

noun

1. Garment consisting of a folded cloth drawn up between the legs and fastened at the waist; worn by infants to catch excrement  ( napkin , nappy [British] , diaper [ N. American] )
   garment consisting of a folded cloth drawn up between the legs and fastened at the waist; worn by infants to catch excrement
    I changed the baby's nappy before we left the house
   I changed the baby's nappy before we left the house
   
   
2. A small piece of table linen that is used to wipe the mouth and to cover the lap in order to protect clothing  ( napkin , table napkin , serviette [Canadian, British] )
   a small piece of table linen that is used to wipe the mouth and to cover the lap in order to protect clothing
    Don't forget to put a napkin on your lap before you start eating
   Don't forget to put a napkin on your lap before you start eating