Definitions for "Unmanned"
Deprived of manly qualities; deficient in vigor, strength, courage, etc.; weak; effeminate.
Keywords:  untamed, hawk, applied
untamed, applied to a hawk
Keywords:  aboard, humans
having no humans aboard.
Not tamed; not made familiar with, or subject to, man; -- also used figuratively.
Keywords:  mars, crew, lacking, satellite
lacking a crew; "an unmanned satellite to Mars"
Keywords:  furnished, ship, men
Not furnished with men; as, an unmanned ship.