the green welly brigade
noun /ðə ˌɡriːn ˈweli brɪɡeɪd/
/ðə ˌɡriːn ˈweli brɪɡeɪd/
[singular + singular or plural verb] (British English, humorous, disapproving)- rich people who live in or like to visit the countrysideWord OriginFrom the green wellington boots that they often wear.