1. superlative form of rainy; having the most rain
Usage: superlative form

Examples

• July is typically the rainiest month of the year here.
• Seattle is often considered one of the rainiest cities in America.
• Last spring was the rainiest season we’ve had in decades.
• The rainiest day of our vacation ruined our beach plans.
• Which region has the rainiest climate in the country?
• The rainiest part of the forest supports the most diverse plant life.