1. Costing or worth four pence (formerly used in British currency).
Usage: archaic; British; historical

1. A nail of a size designated by the old British penny system, typically about 1.5 inches long.
Usage: British; carpentry

Examples

• The fourpenny nails were perfect for fastening the wooden boards together.
• In the old British system, a fourpenny nail was a standard size for general carpentry work.
• The shopkeeper sold fourpenny loaves of bread to the villagers.
• Carpenters still occasionally refer to fourpenny nails when discussing traditional construction methods.