out of fashion
US /aʊt əv ˈfæʃən/
UK /aʊt əv ˈfæʃən/

1.
ketinggalan zaman, tidak bergaya
no longer popular or in style
:
•
Those bell-bottom jeans are completely out of fashion now.
Seluar jeans bell-bottom itu sudah benar-benar ketinggalan zaman sekarang.
•
His ideas are a bit out of fashion for modern business practices.
Idea-ideanya agak ketinggalan zaman untuk amalan perniagaan moden.