Theſe Penoncels are made of certain ſmal peeces of Taffeta or Sarcinet, cut after the forme of a Pennon, vvherevvith Martiall men doe oftentimes adorne their Speares and Launces, vvhich albeit of themſelues they be things of no moment, yet doe they very often (like as alſo Banners doe) aſtoniſh the Enemie through their continuall motion, foraſmuch as they are euermore vvafting and vvauering in the vvinde, vvhereby they doe ſo occupy the enemies eie as that it breedeth a terrour in the minde of their foes, […]
Source: wiktionary