Parma violet noun 2adjective 1forms 3 noun2 •A plant (or a flower therefrom) of a cultivar of Viola alba (white violet). •The colour of the Parma violet flower. adjective1 •Of a deep violet colour.Her dress was the deepest Parma violet,—so beautiful a colour in itself,—so picturesque in its associations,—the crimson of war and the purple of royalty blended in one:... — 1831 formsParma violets · more Parma violet · most Parma violet