If you say that someone is ~, you are criticizing them for wearing clothes that are not appropriate for the occasion because they are too formal or too smart.
ADJ
If you say that someone is ~, you are criticizing them for wearing clothes that are not appropriate for the occasion because they are too formal or too smart.
ADJ
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012