1.
If you say that a change or an event is ~, you mean that you think it should have happened before now.
This debate is long ~...
ADJ: usu v-link ADJ
2.
Overdue sums of money have not been paid, even though it is later than the date on which they should have been paid.
Teachers have joined a strike aimed at forcing the government to pay ~ salaries and allowances.
ADJ
3.
An ~ library book has not been returned to the library, even though the date on which it should have been returned has passed.
ADJ