Abounding in waves.Undulating in movement or shape; waving: as, wavy hair.In botany, undulating on the border or on the surface. See cut under repand.In heraldry, same as undé.In entomology, presenting a series of horizontal curves: noting marks or margins. It is distinct from waved; but the two epithets are somewhat loosely used, and are sometimes interchanged.In zoology, undulating; sinuous; waved; having waved markings.n. See wavey.