a fine powder, as of sandarac, or cuttlefish bone, -- formerly used to prevent ink from spreading on manuscript.-charcoal dust, or some other colored powder for making patterns through perforated designs, -- used by embroiderers, lace makers, etc.-to sprinkle or rub with pounce; as, to pounce paper, or a pattern.-the claw or talon of a bird of prey.-a punch or stamp.-cloth worked in eyelet holes.-to strike or seize with the talons; to pierce, as with the talons.-to punch; to perforate; to stamp holes in, or dots on, by way of ornament.-to fall suddenly and seize with the claws; -- with on or upon; as, a hawk pounces upon a chicken. also used figuratively.