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English definition of “jettison”

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jettison

verb [T] uk   /ˈdʒet.ɪ.sən/ us    /ˈdʒet̬-/
to get rid of something or someone that is not wanted or needed: The station has jettisoned educational broadcasts. to decide not to use an idea or plan: We've had to jettison our trip because of David's accident. to throw goods, fuel, or equipment from a ship or aircraft to make it lighter: The captain was forced to jettison the cargo and make an emergency landing.
(Definition of jettison from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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