1. the quality or state of being green in color
2. the presence of vegetation; lush plant growth
3. lack of experience or maturity; naïveté
Usage: informal

Examples

• The greenness of the forest was striking after the spring rains.
• She admired the greenness of the lawn in early summer.
• His greenness as a new employee was evident in his mistakes.
• The company's greenness initiative aims to reduce carbon emissions.
• The valley's natural greenness made it a popular hiking destination.
• Despite his greenness in the field, he learned quickly from experienced colleagues.