—adj.
1 (predic.) owing or payable as a debt or an obligation (our thanks are due to him; pound500 was due on the 15th).
2 (often foll. by to) merited; appropriate; fitting (his due reward; received the applause due to a hero).
3 rightful; proper; adequate (after due consideration).
4 (predic.; foll. by to) to be ascribed to (a cause, an agent, etc.) (the discovery was due to Newton).
5 (predic.) intended to arrive at a certain time (a train is due at 7.30).
6 (foll. by to + infin.) under an obligation or agreement to do something (due to speak tonight).
—n.
1 a person's right; what is owed to a person (a fair hearing is my due).
2 (in pl.) a what one owes (pays his dues). b a legally demandable toll or fee (harbour dues; university dues).
—adv. (of a point of the compass) exactly, directly (went due east; a due north wind).
Phrases and idioms:
due to disp. because of, owing to (was late due to an accident) (cf. sense 4 of adj.). fall (or become) due (of a bill etc.) be immediately payable. in due course
1 at about the appropriate time.
2 in the natural order.
Etymology: ME f. OF deuuml ult. f. L debitus past part. of debere owe
Useful english dictionary. 2012.