relating to preventing or discouraging the illegal reproduction (=copying) of copyrighted or trademarked products
The online gaming giant company is now supporting voluntary antipiracy deals.
designed to stop piracy at sea (=the act of attacking or taking control of ships to steal from them or to take people hostage etc)
The anti-piracy unit concentrates on sites hosting and linking to illegal content.
designed to stop the unauthorized use or reproduction of copyright material
They were convicted for the killings under an anti-piracy law.