/ Dictionary / Index D Day of the Lord: Meaning and Definition of Find definitions for: Day' of the Lord' Pronunciation: [key] Also called(in Old Testament eschatology) a day of final judgment. Amos 5:18–21; Ezek. 30. Also calledthe day of the Second Advent. II Peter 3:10; I Cor. 1:14; Phil. 1:10, 2:16. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. day of reckoning day one Related Content Daily Word Quiz: digression Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language