piracy
noun [ U ]
uk/ˈpaɪərəsi/ us IT, LAW
the act of illegally copying computer programs, recordings, films, etc. to sell them at much cheaper prices:
combat/crack down on/stamp out piracy Recording companies continue their efforts to combat internet piracy.
Despite a recent crackdown, levels of counterfeiting and piracy in the music and video markets remain unacceptably high.
copyright/software/video piracy
internet/digital/online piracy
music/DVD/movie piracy
TRANSPORT
the act of illegally attacking a ship and stealing from it:
There are reports of another attempt at piracy off the northwestern coast.