up ‧ scale /ˈʌpskeɪl/ BrE AmE adjective American English
relating to people from a high social class who have a lot of money SYN upmarket British English :
an affluent upscale audience
up ‧ scale /ˈʌpskeɪl/ BrE AmE adjective American English
relating to people from a high social class who have a lot of money SYN upmarket British English :
an affluent upscale audience
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012