JETSAM Meaning of JETSAM in English transcription, транскрипция: [ ˈdʒetsəm ]n. discarded material washed ashore, esp. that thrown overboard to lighten a ship etc. (cf. FLOTSAM). [contr. of JETTISON] English main colloquial, spoken dictionary. Английский основной разговорный словарь. 2012