[noun] [U] [informal] [esp. disapproving] - any thick soft substance, such as food that has been cooked for too longIf you overcook the potatoes they'll turn to mush.(figurative) I panicked and my brain turned to mush (= stopped being able to think).(informal esp. disapproving) If you describe something such as a book or film as mush, you mean that it is unpleasantly emotional.The film was just romantic mush.
MUSH
Meaning of MUSH in English
Cambridge English vocab. Кембриджский английский словарь. 2012