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late 13c., from Old French disner (Modern French dîner) "to dine, eat, have a meal," originally "take the first meal of the day," from stem of Gallo-Romance *desjunare "to break one's fast," from Vulgar Latin *disjejunare, from dis- "undo" (see dis-) + Late Latin jejunare "to fast," from Latin iejunus "fasting, hungry" (see jejune).
(Gen. 43:16). It was the custom in Egypt to dine at noon. But it is probable that the Egyptians took their principal meal in the evening, as was the general custom in the East (Luke 14:12).