dismast From WikiWord, the free dictionary English Contents DefinitionsRelated wordsReferences DefinitionsverbTo break off the mast (of a ship), especially by gunfire. Related wordsSynonymshulksdemastunmastcarry awaydisshippipe downdismountamaindisbarkstrikeunstepdismancast awayabandon shipdischargedismantle References Wiktionary — dismast Wikipedia — dismast