n. [ F., fr. L. penna a feather. See Pen a feather. ] 1. A plume or bunch of feathers, esp. such a bunch worn on the helmet; any military plume, or ornamental group of feathers. [ 1913 Webster ]
A panache of variegated plumes. Prescott. [ 1913 Webster ]
2. A pleasingly flamboyant style or manner; flair{ 4 }; verve. [ PJC ]