facing

The most external portion of exterior siding.

(sewing) Fabric applied to a garment edge on the underside.

(metalworking) A powdered substance, such as charcoal or bituminous coal, applied to the face of a mould, or mixed with the sand that forms it, to give a fine smooth surface to the casting.

(military, in the plural) The collar and cuffs of a military coat, commonly of a different colour from the rest of the coat.

(military, usually in the plural) The movement of soldiers by turning on their heels to the right, left, or about.