1. dishes cooked slowly in the oven in a covered pot, typically containing meat, vegetables, and sauce
2. the covered cooking pots or dishes used for making such meals

Examples

• She prepared three different casseroles for the potluck dinner.
• The kitchen cabinet was filled with various casseroles and baking dishes.
• Tuna casseroles were popular comfort food in the 1950s.
• He bought new ceramic casseroles for Sunday family meals.
• The restaurant specializes in hearty casseroles and homestyle cooking.
• Mom’s chicken and rice casseroles always fed the whole family.
• The cookbook featured dozens of easy weeknight casseroles.