Vad Àr duplicate? Vad Àr duplicate? Identically copied from an original.Existing or growing in two corresponding parts; double.Denoting a manner of play in cards in which partnerships or teams play the same deals and compare scores at the end: duplicate bridge. An identical copy; a facsimile.One that corresponds exactly to another, especially an original.Games A card game in which partnerships or teams play the same deals and compare scores at the end.To make an exact copy of.To make twofold; double.To make or perform again; repeat: a hard feat to duplicate. To become duplicate.