[ jet-pak ]
/ ˈdʒɛtˌpæk /
a jet-powered backpack used by astronauts to move around in space away from a spacecraft.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for jetpack
Sometimes you have to fly stunt formations with a plane and another guy in a jetpack to really get your kicks.
And you thought the jetpack that fit in your trunk was convenient.Best James Bond Gadgets from Goldfinger, Octopussy & More (Video)|Melissa Leon|October 6, 2012|DAILY BEAST