supermanning
n.— «The Navy said Thursday a Texas-based helicopter crewman who fell to his death in October was performing a stunt called “Supermanning.” The stunt involved hanging from an open cargo door and letting the rushing wind “fly” his body, attached only by a safety belt.» —“Helicopter crewman died in ‘Supermanning’ stunt, Navy says” by Jack Dorsey Virginian-Pilot (Norfolk, Va.) Dec. 22, 2005. (source: Double-Tongued Dictionary)