roan1
adj.
denoting an animal, especially a horse or cow, having a coat of a main colour thickly interspersed with hairs of another colour, typically bay, chestnut, or black mixed with white.
n.
a roan animal.
Etymology
C16: from OFr.
roan2
n.
soft flexible leather made from sheepskin, used in bookbinding as a substitute for morocco.
Etymology
C19: perh. from Roan, the old name of the French town of Rouen.