the main part of an old vehicle or large structure that is no longer used （车、船等的）残骸 the rusting hulks of cars 生锈的汽车 the hulk of a wrecked ship 遇难轮船的残骸
(in the past 旧时 an old ship kept in one place and used as a prison prison hulks 监狱绿巨人
a large heavy person 高大的人；（尤指）高大粗笨的人 a great hulk of a man 粗笨的大汉
a very large object, especially one that causes you to feel nervous or afraid （尤指令人紧张或害怕的）庞然大物
Word OriginOld English hulc ‘fast ship’, probably reinforced in Middle English by Middle Low German and Middle Dutch hulk; probably of Mediterranean origin and related to Greek holkas ‘cargo ship’.