past participle of fall due

present participle of fall due

plural of due course

(law) Owed to another party and required to be settled straight away.

A duty or toll levied on ships navigating certain waters, for the maintenance of lighthouses; light money.

Indicating that insufficient or no postage has been prepaid for the delivery of an item of mail.

(philately) A postage due stamp.

(taxation) The total amount a taxpayer must pay to the government or other entity.

plural of tax due

(formal, idiomatic) A phrase used before disagreeing with someone or saying something they may find offensive, usually considered polite.