1. a widespread, fast-moving windstorm characterized by a long line of severe thunderstorms
Usage: meteorology term; primarily used in North America

Examples

• The derecho swept across the Midwest, causing significant damage to homes and power lines.
• Meteorologists issued a warning about the approaching derecho.
• The derecho produced winds exceeding 100 miles per hour.
• Residents took shelter as the derecho moved through the region.
• The 2020 Midwest derecho was one of the most destructive on record.