faint·ness noun (-es) Etymology: Middle English faintnesse, feintnesse, from faint, feint + -nesse -ness : the quality or state of being faint: as a.: loss of strength : partial or near loss of consciousness b.: lack of courage or spirit < faintness of heart > c.: feebleness of impression or of intensity of color or contrast : lack of distinctness < faintness of an old photograph > < faintness of his recollection of the event >