unmanned
Speech parts
1. unmanned - Adjective
2. unmanned - Verb
Derived from unman
Meaning
Deprived of manly qualities; deficient in vigor, strength, courage, etc.; weak; effeminate.
Not tamed; not made familiar with, or subject to, man; -- also used figuratively.
Not furnished with men; as, an unmanned ship.
Source: Webster's dictionarySynonyms
Antonyms
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Examples
The threat of terrorism is great and with today's porous borders, someone could bring a biological weapon into our country or sneak a dirty bomb across unmanned portions of our borders.
He also knew that rivals are best unmanned by being ignored.
No operational commander should have to assign a soldier a task that could be done as well by a computer, a remote sensor, or an unmanned airplane.
She snorted with a sudden violence which twenty-four hours earlier would have unmanned me completely. Even in my present tolerably robust condition, it affected me like one of those gas explosions which slay six.
We have lost one shuttle for every 57 flights and that is not a good ratio. I do believe we need to continue space flights, but maybe we can follow the example of the Russians and use unmanned vehicles to transport hardware into space.
an unmanned satellite to Mars