loudmouth

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++loud·mouth /ˈlaʊdmaʊθ/ noun [countable]  LOUD/NOISYsomeone who talks too much and says offensive or stupid things 多嘴饶舌的人；说话不中听的人 —loudmouthed /ˈlaʊdmaʊθt/ adjective loudmouthed sports fans 吵闹的体育迷

loud·mouth nounChineseSyllable  

loudmouth
loud‧mouth /ˈlaʊdmaʊθ/ noun [countable] not polite
someone who talks too much and says offensive or stupid things
—loudmouthed /ˈlaʊdmaʊθt/ adjective:
    loudmouthed sports fans

loud·mouthBrE /ˈlaʊdmaʊθ/ 🔊NAmE /ˈlaʊdmaʊθ/ 🔊 noun (informal) a person who is annoying because they talk too loudly or too much in an offensive or stupid way 说话大声大气的人；喋喋不休的人▸ loud-mouthed BrE /ˈlaʊdmaʊðd/ 🔊NAmE /ˈlaʊdmaʊðd/ 🔊 adjective