DictionaryprivateerAuthorized sea raider
noun

privateer

pry-vuh-TEER/ˌpraɪvəˈtɪr/

A privately operating raider authorized to attack an enemy's shipping.

The privateer carries government orders authorizing attacks on enemy merchant ships.

Historical privately owned armed sailing ship with authorization parchment visible in foreground, sails and cannonports, no pirate skull flag.
Etymology

Private identifies the ship’s individual ownership, even though it usually operated under state commission. The noun was probably formed on the model of volunteer or buccaneer.

In context

American Battlefield Trust1:15
The American privateer, Rattlesnake brought in over $2 million in British goods over the war.
American Privateers: Pirates or Protectors?

More examples

  • He becomes a privateer after receiving a government commission.
  • The merchants equip a privateer to capture enemy cargo ships.
  • Unlike pirates, privateers operate with a government's permission.

Forms

privateer · privateers

privateering noun — Authorized raiding of enemy ships for profit.

Similar words

pirate
Attacks or robs ships without authorization from a government.
raider
Broader term for an attacker, without implying official authorization.