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jetsam

or jet·som

[jet-suh m]
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noun
  1. goods cast overboard deliberately, as to lighten a vessel or improve its stability in an emergency, which sink where jettisoned or are washed ashore.
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Compare flotsam, lagan.

Origin of jetsam

1560–70; alteration of jetson, syncopated variant of jettison
Can be confusedflotsam jetsam
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for jetsam

jetsam

jetsom

noun
  1. that portion of the equipment or cargo of a vessel thrown overboard to lighten her, as during a stormCompare flotsam (def. 1), lagan
  2. another word for flotsam (def. 2)
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Word Origin

C16: shortened from jettison
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for jetsam

n.

1560s, jottsome "act of throwing goods overboard to lighten a ship," alteration and contraction of Middle English jetteson, from Anglo-French getteson, Old French getaison "a throwing" (see jettison). Intermediate forms were jetson, jetsome; the form perhaps was deformed by influence of flotsam. From 1590s as "goods thrown overboard;" figurative use by 1861. For distinction of meaning, see flotsam.

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Online Etymology Dictionary, © 2010 Douglas Harper

Idioms and Phrases with jetsam

jetsam

see flotsam and jetsam.

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The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.