Leather that has been treated so as to be very absorbent. Usually made of sheepskin treated with oil, and used for dusting or as an absorbent lining in pockets, gloves, etc.

Split sheepskin dressed with oil, in imitation of chamois, or shammy, and used for dusting, cleaning glass or plate, etc. / Alumed, or buff, leather for soldiers' belts.

plural of wash-leather

plural of wash leather