rapier      
 noun [ C ] uk/ˈreɪ.pi.ər/ us/ˈreɪ.pi.ɚ/
 (一种锋利的)长剑
a sword with a long, thin blade
 rapier       
adjective [ before noun ] uk/ˈreɪ.pi.ər/ us/ˈreɪ.pi.ɚ/
 机智幽默的;风趣机敏的;妙趣横生的
used to describe humour or a remark that is extremely clever and funny
  He is renowned for his rapier(-like) wit. 他以其风趣机敏著称。