nap·kin 
(năpkĭn)
(năpkĭn)n.
1. A piece of cloth or absorbent paper used at table to protect the clothes or wipe the lips and fingers.
2. A cloth or towel.
3. A sanitary napkin.
4. Chiefly British A diaper.
[Middle English : Old French nape, nappe, tablecloth; see NAPPE + -kin, -kin.]