buccaneern.[F. boucanier, fr. boucaner to smoke or broil meat and fish, to hunt wild beasts for their skins, boucan a smoking place for meat or fish, gridiron for smoking: a word of American origin.] A robber upon the sea; a pirate; -- a term applied especially to the piratical adventurers who made depredations on the Spaniards in America in the 17th and 18th centuries.()()v. i. To act the part of a buccaneer; to live as a piratical adventurer or sea robber.()