/ ˌəʊvəˈdjuː; NAmE ˌoʊvərˈduː/ adjective
1.
not paid, done, returned, etc. by the required or expected time :
an overdue payment / library book
The rent is now overdue.
Her baby is two weeks overdue.
This car is overdue for a service.
2.
that should have happened or been done before now :
overdue reforms
A book like this is long overdue .