n.

1. 海盜行為
2. 剽竊；著作權侵害；盜版
   The international laws against piracy have become much more stringent over the last 10 years.

   在過去十年間，國際上反盜版的法律愈來愈嚴謹。

n.

1. the practice of attacking and robbing ships at sea.
   ▸a similar practice in other contexts, especially hijacking.
2. the unauthorized use or reproduction of another's work:
   software piracy.