1. excessively rich in wealth or resources
2. containing too much of a particular ingredient or element, especially fat or nutrients

Examples

• The overrich dessert was too heavy to finish.
• Critics argued that the overrich elite were out of touch with ordinary citizens.
• The soil was overrich in nitrogen, causing the plants to grow too quickly.
• She found the overrich sauce overwhelming and asked for something lighter.
• The overrich businessman donated millions to charity.
• The cake was overrich with butter and cream.