Jumpmaster

Origin

jump + master

Full definition of jumpmaster

Noun

1. One who supervises the jumping of paratroopers or other parachutists from an aeroplane.
• 2007, July 19, Thom Shanker, Gen. Wayne A. Downing, 67, Special Operations Leader, Dies, He was certified as an Army Ranger master parachutist and free-fall jumpmaster.