Roan \Roan\, n.

1. The color of a roan horse; a roan color.

2. A roan horse.

3. A kind of leather used for slippers, bookbinding, etc., made from sheepskin, tanned with sumac and colored to imitate ungrained morocco. --DeColange.

Roan tree. (Bot.) See Rowan tree.

Source: Webster's Revised Unabridged Dictionary (1913)
 

Roan \Roan\, a. [F. rouan; cf. Sp. roano, ruano, It. rovano, roano.]

1. Having a bay, chestnut, brown, or black color, with gray or white thickly interspersed; -- said of a horse.

Give my roan a drench. --Shak.

2. Made of the leather called roan; as, roan binding.

Roan antelope (Zo["o]l.), a very large South African antelope (Hippotragus equinus). It has long sharp horns and a stiff bright brown mane. Called also mahnya, equine antelope, and bastard gemsbok.

Source: Webster's Revised Unabridged Dictionary (1913)