piracy
nounUK /ˈpaɪ.rə.si/
US /ˈpaɪ.rə.si/
Piracy is the act of stealing things from ships at sea.
Long ago, pirates committed piracy by taking treasure from ships.
OTHER MEANINGS
2. The illegal copying and selling of movies, music, or software.
Downloading a movie without paying for it is a form of piracy.
3. The act of attacking and robbing ships, especially in the past.
The navy was sent to stop piracy along the coast.
4. The unauthorized use or reproduction of another's work or invention.
Software piracy costs companies millions of dollars each year.