在线词典盖棺论定论定:下结论。盖上棺材盖,才能下结论。人死后对其一生作出评价。拼音gài guān lùn dìng解释论定:下结论。盖上棺材盖,才能下结论。人死后对其一生作出评价。近义词盖棺定论反义词未了公案英文释义don't pass judgment on a person's life until the lid is on the coffin (idiom)