skyhook

Short definition from Wiktionary

Noun

1. 1
   A hook imagined to be suspended in midair.
2. 2
   An overhead winch.
3. 3
   A helicopter that lifts and transports heavy objects suspended by a heavy cable.
4. 4
   A proposed momentum-exchange tether for launching payloads into low Earth orbit by hooking them to the end of a cable that reaches down from an orbiting station into the upper atmosphere.
5. 5
   A CB radio antenna.
6. 6
   A form of the overhead smash in which the eastern grip is used to hit the ball farther behind the body than usually possible.
7. 7
   A small hook for gripping small and slippery protrusions.
8. 8
   A device covering the rider's boot and sometimes screwed to the board, to facilitate jumping and enhance stability.