1. excessively thick; thicker than necessary or desirable
Usage: informal; often used to describe materials, layers, or consistency

Examples

• The paint application was overthick and took too long to dry.
• She complained that the sauce was overthick and needed more liquid.
• The walls in the old house were overthick, making it difficult to install modern wiring.
• An overthick layer of frosting made the cake too sweet.
• The fabric felt overthick for a summer dress.