unmanned

adj

1. (not-comparable)Not operated by a person or a crew.

   “unmanned drones”

   “an automated e-mail message sent from an unmanned mailbox”

   “In his submission to the UN, [Christof] Heyns points to the experience of drones. Unmanned aerial vehicles were intended initially only for surveillance, and their use for offensive purposes was prohibited, yet once strategists realised their perceived advantages as a means of carrying out targeted killings, all objections were swept out of the way.”

   “But her presence, via Beam, a teleconference robot that looks like the offspring of a computer and a Segway, roams the floor at what Beam reps say is the world’s first and only unmanned store.”

   “The album [Drones] tackles issues of agency and independence and coercion within relationships as much as it acknowledges warfare and an imagined totalitarian force that needs to be overcome, but the image of unmanned robots wielding power from the sky is always present.”

2. (not-comparable)Of a bird of prey: not accustomed to the presence of human beings.
3. (humorous, neologism, not-comparable, slang)Of a setting, situation or event, devoid of males.

verb

1. (form-of, participle, past)simple past and past participle of unman