To curl; crisp; form into a mass of small, loose, crisp curls, as the hair, with a crisping-pin; specifically, to crisp and then loosen out so as to form a light, fluffy mass of little curls.To form into little burs, prominences, or knots, as the nap of cloth; raise a nap or bur on.In leather-dressing, to remove the bur, prominences, or roughnesses from, as chamois and wash-leather, by rubbing with pumicestone, a blunt knife, or the like, in order to soften the surface and give a uniform thickness.n. That which is frizzed or curled; a wig, as covered with frizzes: as, a frizz of hair.