Unmanned describes machines without a person ("man") on board.
"Unmanned" usually refers to unmanned vehicles (remote controlled, remote guided or autonomous) such as:
- Unmanned aircraft systems (UAS), synonymous with UAV
- Unmanned ground vehicle (UGV), such as the autonomous car
- Unmanned aerial vehicle (UAV), unmanned aircraft commonly known as a "drone"
- Unmanned surface vehicle (USV), for the operation on the surface of the water
- Autonomous underwater vehicle (AUV) or unmanned undersea vehicle (UUV), for the operation underwater
- Unmanned spacecraft for unmanned spaceflight, both remote controlled ("unmanned space mission") and autonomous ("robotic spacecraft" or "space probe")
It can also refer to:
- Unmanned reef lights of the Florida Keys
- Unmanned (Y: The Last Man), the first story arc of the comic book Y: The Last Man.
See also:
- Vehicular automation