jackanapes

英 [ˈdʒækəneɪps]

美 [ˈdʒækəneɪps]

n.  粗鲁无礼的人; 蛮横的人

牛津词典

noun

• 粗鲁无礼的人；蛮横的人
  a person who is rude in an annoying way

英英释义

noun

• someone who is unimportant but cheeky and presumptuous
  Synonym:whippersnapperlightweight