Pronunciation: (i-skuch'un), [key]
1. a shield or shieldlike surface on which a coat of arms is depicted. See illus. under coat of arms.
2. an ornamental or protective plate around a keyhole, door handle, drawer pull, light switch, etc.
3. Naut.a panel on the stern of a vessel bearing its name and port of registry.
4. blot on one's escutcheon, a stain on one's reputation; disgrace.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.