Did you mean jettison?
jettison
noun
°Collectively, items that have been or are about to be ejected from a boat or balloon.
°The action of jettisoning items.
verb
°To eject from a boat, submarine, aircraft, spaceship or hot-air balloon, so as to lighten the load.
°To let go or get rid of as being useless or defective; discard.
synonyms: jetsam, chuck, discard, ditch more» , dump, junk, lose, scrap, toss