n.[C]

1. （战时特准攻击敌方商船等的）武装民船，私掠船
2. 私掠船船长（或船员）

vi.

1. 私掠巡航

n.

1. historical an armed ship owned by private individuals, holding a government commission and authorized for use in war.
   ▸ (also privateersman) a commander or crew member of a privateer.
2. an advocate of private enterprise.