1. somewhat dull; lacking brightness, sharpness, or liveliness
Usage: informal; diminutive form suggesting a mild or moderate degree of dullness

Examples

• The dullish light filtered through the cloudy windows.
• She wore a dullish brown coat that blended into the crowd.
• The movie was entertaining but had a dullish middle section.
• His dullish expression suggested he wasn't paying attention.
• The dullish pain in his shoulder gradually faded.
• The fabric had a dullish finish rather than a glossy one.