From The Collaborative International Dictionary of English v.0.48:
Due \Due\, adv. Directly; exactly; as, a due east course. [1913 Webster]
From The Collaborative International Dictionary of English v.0.48:
Due \Due\, n. 1. That which is owed; debt; that which one contracts to pay, or do, to or for another; that which belongs or may be claimed as a right; whatever custom, law, or morality requires to be done; a fee; a toll. [1913 Webster]
He will give the devil his due. --Shak. [1913 Webster]
Yearly little dues of wheat, and wine, and oil. --Tennyson. [1913 Webster]
2. Right; just title or claim. [1913 Webster]
The key of this infernal pit by due . . . I keep. --Milton. [1913 Webster]
From The Collaborative International Dictionary of English v.0.48:
Due \Due\, a. [OF. deu, F. d[^u], p. p. of devoir to owe, fr. L. debere. See Debt, Habit, and cf. Duty.] 1. Owed, as a debt; that ought to be paid or done to or for another; payable; owing and demandable. [1913 Webster]
2. Justly claimed as a right or property; proper; suitable; becoming; appropriate; fit. [1913 Webster]
Her obedience, which is due to me. --Shak. [1913 Webster]
With dirges due, in sad array, Slow through the churchway path we saw him borne. --Gray. [1913 Webster]
3. Such as (a thing) ought to be; fulfilling obligation; proper; lawful; regular; appointed; sufficient; exact; as, due process of law; due service; in due time. [1913 Webster]
4. Appointed or required to arrive at a given time; as, the steamer was due yesterday. [1913 Webster]
5. Owing; ascribable, as to a cause. [1913 Webster]
This effect is due to the attraction of the sun. --J. D. Forbes. [1913 Webster]
From The Collaborative International Dictionary of English v.0.48:
Due \Due\, v. t. To endue. [Obs.] --Shak. [1913 Webster]