Dictionary

pirate

-noun

1. One who plunders at sea; commonly attacking merchant vessels, though often pillaging port towns.
2. (Can we verify⁽⁺⁾ this sense?) One who breaks intellectual property laws by reproducing protected works without permission
3. (Can we verify⁽⁺⁾ this sense?) One who breaks intellectual property laws by knowingly receiving such copies.

-verb

1. (transitive, nautical) To appropriate by piracy.
2. (transitive, intellectual property) To create an unauthorized copy of
3. (transitive, intellectual property) To knowingly obtain an unauthorized copy of
4. (intransitive) To engage in piracy.

-adjective

1. (Can we verify⁽⁺⁾ this sense?) An illegal imitation or reproduction of a well-known trademarked product or work subject to copyright protection.