practice of a pirate; robbery or illegal violence at sea.

the unauthorized reproduction or use of a copyrighted book, recording, television program, patented invention, trademarked product, etc.

The record industry is beset with piracy.

Also called stream capture. Geology . diversion of the upper part of one stream by the headward growth of another.

noun

bootlegging , buccaneering , commandeering , copying , freebooting , hijacking , infringement , marauding , pirating , plagiarism , rapine , stealing , swashbuckling , theft