Depending on context, Corsair can refer to:

• a pirate who used to operate with a commission from a government (see privateer). Etymologically, it derives from the Italian corso ("chase"), and thus means "one who gives chase."
• an alternative term for a Barbary Pirate, especially "Turkish corsairs"
• a French airline, see: Corsair (airline)
• several types of aircraft built by Vought in the United States:
  • the O2U Corsair, a two-seat observation biplane
  • the F4U Corsair, a single-engined, single-seat shipborne fighter
  • the A-7 Corsair II, a single-seat light jet attack aircraft
• Ford Corsair, a model of car.
• a Manufacturer of Trimaran sailboats
• a kind of fireworks
• a poem, The Corsair, by Lord Byron
• a large manufacturer of RAM (computer memory), Corsair Memory
• the Corsair-class elite starfighter "Protoss" unit in the Brood War computer game extension pack
• Le Corsaire is a ballet in 3 acts choreographed by Konstantin Sergeyev to music by Adolphe Adam et al.
• A job in the MMORPG expansion pack Treasures of Aht Urhgan
• The leader of the Starjammers and father to Cyclops and Havok in the Marvel comics universe.
• The Corsairs is a fictional criminal organization from the Digital Anvil/Microsoft game Freelancer.
• An early 1990s project by Novell to create a user friendly interface to navigate networks. Some information available at Novell and Corsair

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