n. any plant of the genus Prunella, esp. P. vulgaris, bearing pink, purple, or white flower spikes, and formerly thought to cure quinsy. Also called SELF HEAL.
Etymology: mod.L, = quinsy: earlier brunella dimin. of med.L brunus brown
2.
n. a strong silk or worsted fabric used formerly for barristers' gowns, the uppers of women's shoes, etc.
Etymology: perh. f. F prunelle, of uncert. orig.
Useful english dictionary. 2012.