pirate

One who commits or practices piracy at sea.

One who makes use of or reproduces the work of another without authorization.

One who illegally intercepts or uses radio or television signals, especially one who operates an illegal television or radio station.

To attack and rob (a ship at sea).

To take (something) by piracy.

To make use of or reproduce (another’s work) without authorization.

To act as a pirate; practice piracy.

One who without authority and by violence seizes or interferes with the ship or property of another on the sea; specifically, one who is habitually engaged in such robbery, or sails the seas for the robbery and plunder of merchant vessels; a freebooter or corsair; a sea-robber. See piracy.

An armed vessel which sails without a legal commission, for the purpose of plundering other vessels indiscriminately on the high seas.

A publisher, compiler, or bookseller who appropriates the literary or artistic labors of an author without compensation or permission; specifically, one who infringes on the copyright of another.