jettison

noun

1. (collective, uncountable)Items that have been or are about to be ejected from a boat or balloon.
2. (countable)The action of jettisoning items.

verb

1. To eject from a boat, submarine, aircraft, spaceship or hot-air balloon, so as to lighten the load.

   “The ballooners had to jettison all of their sand bags to make it over the final hill.”

   “The fuel tanks were jettisoned.”

2. (figuratively)To let go or get rid of as being useless or defective.

   “[…] the defense of horrendous behavior as “free speech”; the jettisoning of “free speech” when it served corporate purposes; the way no one seeks permission but all expect forgiveness.”