
1) Fictional vehicle 2) Sci-fi transporter
Found on
https://www.crosswordclues.com/clue/hoverboard

A Hoverboard (or hover board) is a fictional levitating (hovering) board used for personal transportation in the films Back to the Future Part II and Back to the Future Part III. Hoverboards resemble a skateboard without wheels. Through special effects the film-makers depicted the boards hovering above the ground. During the 1990s there were rumor...
Found on
http://en.wikipedia.org/wiki/Hoverboard
No exact match found.