- 海盗湾 hǎidàowān The Pirate Baya Swedish online index of digital content of entertainment media and software, founded in 2003
- 海盗船 hǎidàochuán pirate shipa type of amusement park ride consisting of an open, seated gondola which swings back and forth, simulating the motion of a ship at sea.
- 海盗行为 hǎidàoxíngwéi piracythe act of piracy