From Anglo-Norman getteson, from Old French getaison, from geter, jeter (modern French: would be *jetaison like pendaison); possibly from a Vulgar Latin *iectātiō, from *iectātus < iectāre, from Latin iactō. Doublet of jetsam.
jettison (plural jettisons)
- (uncountable, collective) Items that have been or are about to be ejected from a boat or balloon.
- Synonym: jetsam ballast
- (countable) The action of jettisoning items.
collectively, items that have been or are about to be ejected from a boat or balloon
the action of jettisoning items
jettison (third-person singular simple present jettisons, present participle jettisoning, simple past and past participle jettisoned)
- 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.
- (figurative) To let go or get rid of as being useless or defective.
- Synonyms: discard, chuck, ditch, dump, junk, lose; see also Thesaurus:junk
2018 October 30, David Streitfeld, “Where Trolls Reigned Free: A New History of Reddit”, in New York Times:
[…] 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.
to eject from a boat
- Czech: odhodit pf
- Danish: losse (da), kaste over bord, smide over bord
- Dutch: lozen (nl), overboord werpen
- Finnish: heittää yli laidan
- French: délester (fr), larguer (fr), jeter (fr) par-dessus bord (fr)
- German: über Bord werfen, Ballast abwerfen
- Hebrew: הֵטִיל לַיָּם (he) m (hetil layam)
- Hungarian: kidob (hu)
- Italian: gettare in mare
- Bokmål: kaste overbord, kaste på sjøen
- Portuguese: deslastrar
- Russian: сбра́сывать (ru) impf (sbrásyvatʹ), сбро́сить (ru) pf (sbrósitʹ) (груз за́ борт)
- Spanish: echar mercancías al mar, deslastrar (es), soltar lastre
- Tagalog: taponlulanin