1. a silver coin formerly used in Spain and Spanish America
Usage: historical; also called Spanish dollar

1. hard or difficult; harsh or severe
Usage: Spanish origin; used in English primarily in historical or cultural contexts

Examples

• The merchant accepted payment in duros during the colonial period.
• Spanish duros were widely circulated throughout the Americas in the 18th century.
• The old coin collection included several well-preserved duros.
• Life in the frontier was duro, demanding strength and resilience.
• The duro conditions of the desert tested the settlers' endurance.