01 n. A robber on the high seas; one who by open violence takes the property of another on the high seas; especially, one who makes it his busine…
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1.
A robber on the high seas; one who by open violence takes the property of another on the high seas; especially, one who makes it his business to cruise for robbery or plunder; a freebooter on the seas; also, one who steals in a harbor.
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2.
An armed ship or vessel which sails without a legal commission, for the purpose of plundering other vessels on the high seas.
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3.
One who infringes the law of copyright, or publishes the work of an author without permission.
Phrases & compounds
Pirate perch —
a fresh-water percoid fish of the United States (Aphredoderus Sayanus). It is of a dark olive color, speckled with blackish spots.