windscreen wiper

Noun



 * 1)  A device used to clear rain and dirt from a windscreen; normally a pivoting arm with a rubber blade; a windshield wiper.
 * 2)  An exercise where the back is parallel to the ground (lying on it or hanging via the arms from a pull-up bar) and the legs are perpendicular to the floor so that the lower torso with the legs is rotated to target the ', the ' and the .