Pronunciation: (shē'&thslash;ing), [key]
1. the act of a person who sheathes.
2. something that sheathes; a covering or outer layer of metal, wood, or other material, as one of metal plates on a ship's bottom, the first covering of boards on a house, etc.
3. material for forming any such covering.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.