jettison

Definition of Jettison in English :

1. jettison

throw away, of something encumbering

2. jettison

throw as from an airplane

WordNet Lexical Database for English. Princeton University. 2010.

Jettison

verb -sons, -soning or -soned (transitive)

1.

to throw away; abandon

to jettison old clothes

2.

to throw overboard

noun

3. another word for jetsam (sense 1)

noun

1.

a throwing overboard of goods to lighten a ship, airplane, etc. in an emergency

2.

jetsam

verb transitive

3.

to throw (goods) overboard

4.

to discard (something) as useless or a burden

tr.v. jet·ti·soned, jet·ti·son·ing, jet·ti·sons

1. To cast overboard or off: a ship jettisoning wastes; a pilot jettisoning aircraft fuel.

2. Informal To discard (something) as unwanted or burdensome: jettisoned the whole marketing plan.

n.

1. The act of discarding or casting overboard.

2. Jetsam.