Jettison

Pronunciation

• Australian English IPA: /ˈdʒɛɾəsÉ™n/ or IPA: /ˈdÊ’É›tɪsÉ™n/
• RP IPA: /ˈdÊ’É›tɪsÉ™n/
• US IPA: /ˈdÊ’É›tɪsÉ™n/, /ˈdÊ’É›tÉ™sÉ™n/

Origin

From Anglo-Norman getteson, from Old French getaison (French: would be *jetaison like pendaison). Cognate to jetsam

Full definition of jettison

Noun

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.

Synonyms

• items jettisoned: jetsam

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 jettisoning of fuel tanks.
2. To let go or get rid of as being useless or defective; discard.

Synonyms

• (to let go or get rid of as being useless) chuck, discard, ditch, dump, junk, lose, scrap, toss