something that is posh looks expensive and attractive 华丽的；豪华的；高档的
a posh home/hotel/restaurant 华丽的家/旅馆/餐馆
2
BRITISH someone who is posh talks or behaves in a way that is typical of people from a high social class . This word often shows that you do not like people like this . （言谈举止）上流社会的（该词常表示不喜欢这类人）