Piracy.

The action or practice of committing piracy, esp. at sea. Cf. pirate, v. 1.

= piracy, n. 1.

The action of committing robbery, kidnap, or violence at sea or from the sea without lawful authority, esp. by one vessel against another; an…

= piracy, n. 1a.

Robbery; piracy; an instance of this.

The action of picaroon, v.; piracy or privateering; plundering (literal and figurative); (occasionally) an instance of this.

Piracy.