高大上 [－－－]

Jyutping gou1 daai6 soeng5
Pinyin gāo dà shàng

Definitions (CC-CEDICT)
  1. (slang) high-end, elegant, and classy
  2. abbr. for 高端大氣上檔次|高端大气上档次
Definitions (Wiktionary)
  1. adj, neologism, slang
    high-end, elegant and classy