When you cast aside your old interest in music and throw away your old instruments, this is an example of a situation where you jettison your love of music.
- a throwing overboard of goods to lighten a ship, airplane, etc. in an emergency
Origin of jettisonMiddle English jetteson ; from Anglo-French getteson ; from Old French getaison, a throwing, jetsam ; from Classical Latin jactatio, a throwing ; from jactare, to throw: see jet
- to throw (goods) overboard
- to discard (something) as useless or a burden
transitive verbjet·ti·soned, jet·ti·son·ing, jet·ti·sons
- To cast overboard or off: a ship jettisoning wastes; a pilot jettisoning aircraft fuel.
- Informal To discard (something) as unwanted or burdensome: jettisoned the whole marketing plan.
- The act of discarding or casting overboard.
Origin of jettisonFrom Middle English jetteson, a throwing overboard of goods to lighten ship, from Anglo-Norman getteson, from Vulgar Latin *iect&amacron;ti&omacron;, iect&amacron;ti&omacron;n-, from *iect&amacron;tus, past participle of *iect&amacron;re, to throw; see jet2.
- (uncountable) Collectively, items that have been or are about to be ejected from a boat or balloon.
- (countable) The action of jettisoning items.
(third-person singular simple present jettisons, present participle jettisoning, simple past and past participle jettisoned)