noun (plural -cies) Etymology: Medieval Latin piratia, from Late Greek peirateia, from Greek peiratēs pirate Date: 1537 1. an act of robbery on the high seas; also an act resembling such robbery 2. robbery on the high seas 3. a. the unauthorized use of another's production, invention, or conception especially in infringement of a copyright b. the illicit accessing of broadcast signals

New Collegiate Dictionary. 2001.


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  • piracy — pi·ra·cy / pī rə sē/ n pl cies 1: an act of robbery esp. on the high seas; specif: an illegal act of violence, detention, or plunder committed for private ends by crew or passengers of a private ship or aircraft against another ship or aircraft… …   Law dictionary

  • piracy — pi‧ra‧cy [ˈpaɪərəsi ǁ ˈpaɪrə ] noun [uncountable] LAW 1. the illegal copying of books, tapes, videos etc: • software piracy 2. the crime of stealing from a ship at sea: • piracy in the Malacca Straits * * * piracy …   Financial and business terms

  • Piracy — Pi ra*cy, n.; pl. {Piracies}. [Cf. LL. piratia, Gr. ?. See {Pirate}.] 1. The act or crime of a pirate. [1913 Webster] 2. (Common Law) Robbery on the high seas; the taking of property from others on the open sea by open violence; without lawful… …   The Collaborative International Dictionary of English

  • piracy — early 15c., from M.L. piratia (see PIRATE (Cf. pirate)) …   Etymology dictionary

  • piracy — [n] robbery bootlegging, buccaneering, commandeering, copying, freebooting, hijacking, infringement, marauding, pirating, plagiarism, rapine, stealing, swashbuckling, theft; concepts 139,192 …   New thesaurus

  • piracy — ► NOUN 1) the practice of attacking and robbing ships at sea. 2) the unauthorized use or reproduction of another s work …   English terms dictionary

  • piracy — [pī′rə sē] n. pl. piracies [ML piratia < Gr peirateia < peiratēs,PIRATE] 1. robbery of ships on the high seas 2. the unauthorized publication, reproduction, or use of a copyrighted or patented work 3. the illegal recording, transmission, or …   English World dictionary

  • Piracy — This article is about maritime piracy. For other uses, see Pirate (disambiguation). The traditional Jolly Roger of piracy …   Wikipedia

  • piracy — /puy reuh see/, n., pl. piracies. 1. practice of a pirate; robbery or illegal violence at sea. 2. the unauthorized reproduction or use of a copyrighted book, recording, television program, patented invention, trademarked product, etc.: The record …   Universalium

  • piracy — n. 1) to commit piracy 2) air; literary piracy; piracy on the high seas 3) an act of piracy * * * [ paɪ(ə)rəsɪ] literary piracy piracy on the high seas air an act of piracy to commit piracy …   Combinatory dictionary

  • piracy — [[t]pa͟ɪrəsi[/t]] 1) N UNCOUNT Piracy is robbery at sea carried out by pirates. Seven of the fishermen have been formally charged with piracy. 2) N UNCOUNT You can refer to the illegal copying of things such as video tapes and computer programs… …   English dictionary

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