●ˈfrown on sb/sth ( ˈfrown upon sb/sthmore formal) to disapprove of sb/sth不赞成;反对◆Some restaurants frown on men not wearing jackets. 有些餐馆不接待没穿外套的男子。◆Such behaviour is frowned upon. 这种行为是不允许的。NOTEOften used in the passive.常用于被动语态。➡ see also smile on/upon sb/sth[v + prep]