/ ˌriːˈhæʃ; NAmE / verb
[ vn ] ( disapproving ) to arrange ideas, pieces of writing or pieces of film into a new form but without any great change or improvement :
He just rehashes songs from the 60s.
► re·hash / ˈriːhæʃ/ noun [ sing. ] ( disapproving ):
The movie is just a rehash of the best TV episodes.