roan
1. roan \'ro-n also 'ro--*n\ aj [MF, fr. OSp roano] : having the base color
(as black, red, gray, or brown) muted and lighten ed by admixture of white
hairs {~ horse ~ calf}
2. roan n 1: an animal (as a horse) with a roan coat - usu. used of a red
roan when unqualified 2: the color of a roan horse - used esp. when the
base color is red 3: a sheepskin tanned with sumac and colored and
finished to imitate morocc o
Webster's English Dictionary