ADJ-GRADED 缺乏勇气的;没有胆量的;无毅力的;懦弱的 If you describe someone as gutless, you think they have a weak character and lack courage or determination. 缺乏勇气的;没有胆量的;无毅力的;懦弱的 [disapproval]
By attacking me, by attacking my wife, he has proved himself to be a gutless coward.