top-hat /ˈtɒpˈhæt/ a. 1. 高级的；高层的；高顶黑色大礼帽阶层的 He said he wanted American art to be enjoyed at the grass-roots level, just as it is by the top-hat crowd. 他说他希望美国艺术不仅为高层观众所喜爱，而且同样为普罗大众所欣赏。 top-hat executives 高级行政官 2. 高顶大礼帽似的 a top-hat kiln 高顶大礼帽似的砖窑 3. (保险或养恤金计划)对高级行政官延期付款的