windshield wiper

windshield wiper (plural windshield wipers)

1. (automobiles, US, Canada) a device used to clear rain and dirt from a windshield; normally a pivoting arm with a rubber blade
   • 2012, John Branch, “Snow Fall : The Avalanche at Tunnel Creek”, in New York Time‎:

     Using her hands like windshield wipers, she tried to flick snow away from her mouth. When she clawed at her chest and neck, the crumbs maddeningly slid back onto her face. She grew claustrophobic.

2. (bodybuilding) 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 Musculus obliquus externus abdominis, the Musculus quadratus lumborum and the Musculus rectus abdominis.

• windscreen wiper (UK)