A pirate. Cf. sea-rover, n. 1.

A person who plunders or robs from ships, esp. at sea; a person who commits or practises piracy.

A pirate. Cf. sea-reaver n. at sea, n. compounds 1o(a).

Originally: a privateer. Later more generally: a piratical adventurer, a pirate; any person who goes about in search of plunder. Also figurative and…

gen. = freebooter, n. Obsolete. rare.

Chiefly poetic. A pirate; (sometimes more generally) a person engaged in stealing, plunder, etc., who travels by water.

A pirate or privateer. Also figurative. Now chiefly historical.

Chiefly Caribbean and U.S. southern. A person who lives or roams in the wild as a wandering hunter, fugitive, or pirate; spec. (occasionally) = maroon…

In plural or collective singular. A group of privateers or pirates active in the Baltic Sea in the late 14th and early 15th centuries and renowned…

By extension: A sea-rover who makes hostile incursions upon the coast, a ‘filibuster’.