rocket assist

rocket assist

[′räk·ət ə‚sist]
(aerospace engineering)
An assist in thrust given an airplane or missile by use of a rocket motor or rocket engine during flight or during takeoff.
References in periodicals archive ?
It uses a rocket assist system to help it take off and is recovered by parachute.
The US Postal Service even added a rocket assist to mail delivery in 1992 with a 29-cent postage stamp featuring jetpacked spacemen blasting between the perforations in a Space Fantasy booklet.