pissant       
 noun [ C ] US , Australian and New Zealand English offensive uk/ˈpɪs.ænt/ us/ˈpɪs.ænt/
 蠢货;没用的东西
a very stupid or unpleasant person or thing
  Hey, you little pissant! 嘿,你这个蠢货! 
 pissant       
adjective US , Australian and New Zealand English offensive uk/ˈpɪs.ænt/ us/ˈpɪs.ænt/
 愚蠢的;被人鄙视的;无价值的
very stupid or unpleasant
  This pathetic, petty, boring pissant country drives me crazy. 这个差劲、小气、无聊愚蠢的国家快把我逼疯了。