Pansy \Pan"sy\, n.; pl. {Pansies}. [F. Pens['e]e thought, pansy, fr. penser to think, L. pensare to weigh, ponder. See {Pensive}.] (Bot.) A plant of the genus Viola ({V. tricolor}) and its blossom, originally purple and yellow. Cultivated varieties have very large flowers of a great diversity of colors. Called also {heart's-ease}, {love-in-idleness}, and many other quaint names.