(noun, verb)


1. (uncountable) Collectively, items that have been or are about to be ejected from a boat or balloon.

2. (countable) The action of jettisoning items.


1. throw away, of something encumbering

Definition categories: possession, discard, dispose, fling, toss

2. throw as from an airplane

Definition categories: contact, throw

Sentences with jettison as a verb:

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

- The jettisoning of fuel tanks.