DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   due
       adv 1: directly or exactly; straight; "went due North"
       adj 1: owed and payable immediately or on demand; "payment is
              due" [ant: undue]
       2: scheduled to arrive; "the train is due in 15 minutes"
       3: suitable to or expected in the circumstances; "all due
          respect"; "due cause to honor them"; "a long due promotion";
          "in due course"; "due esteem"; "exercising due care" [ant:
          undue]
       4: capable of being assigned or credited to; "punctuation errors
          ascribable to careless proofreading"; "the cancellation of
          the concert was due to the rain"; "the oversight was not
          imputable to him" [syn: ascribable, due, imputable,
          referable]
       n 1: that which is deserved or owed; "give the devil his due"
       2: a payment that is due (e.g., as the price of membership);
          "the society dropped him for non-payment of dues"