haute cou ‧ ture /ˌəʊt kuːˈtjʊə $ ˌoʊt kuːˈtʊr/ BrE AmE noun [uncountable]
[ Date: 1900-2000 ; Language: French ; Origin: 'high sewing' ]
the business of making and selling expensive and fashionable clothes for women
—haute couturier noun [countable]