borage, n. [OE. borage (cf. F. bourrache, It. borraggine, borrace, LL. borago, borrago, LGr. ), fr. LL. borra, F. bourre, hair of beasts, flock; so called from its hairy leaves.].
A mucilaginous plant of the genus Borago (B. officinalis), which is used, esp. in France, as a demulcent and diaphoretic. [1913 Webster]