Wiktionary
n. (context informal military English) A jet airplane with fixed wings that is capable of vertical takeoff and landing as well as hovering, and, in some cases, also capable of becoming airborne in a conventional manner by gaining airspeed on a runaway.
Usage examples of "jump jet".
He contented himself with snapping at a young man who attempted to help him up the steps of the jump jet.
When India first took possession of the carrier from the British in 1986, she'd only carried six of the V/STOL jump jet fighters, but the Indian navy had been acquiring more as quickly as possible.
The Space Falcons could even do a maneuver previously the sole prerogative of the Harrier jump jet, a VSLP.
One was a British task force centered on two of their Invincible Class jump jet carriers (CVH) and two of their newest amphibious ships, the HMS Ocean (LPH) and the HMS Albion (LPD), along with several escorts and support vessels.
Suddenly she gasped, squeezed her eyes shut, opened her mouth, and emitted a startling noise, like the whine of a jump jet taking off.