If you say that something is ~, you are emphasizing that it is very cheap indeed. (INFORMAL)
They’re always selling off stuff like that dirt cheap...
ADJ emphasis
If you say that something is ~, you are emphasizing that it is very cheap indeed. (INFORMAL)
They’re always selling off stuff like that dirt cheap...
ADJ emphasis
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012