- goods cast overboard deliberately, as to lighten a vessel or improve its stability in an emergency, which sink where jettisoned or are washed ashore.
Origin of jetsam
Word Origin and History for jetsom
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.
Idioms and Phrases with jetsom
see flotsam and jetsam.