1. Operated from a distance by electronic signals
   "an unmanned satellite to Mars";
   - remote-controlled, uncrewed
    
2. (of a place or position) having no person present to operate or staff it
   "The unmanned border crossing was monitored by cameras"
    
3. (of emotions) overcome with emotion to the point of losing self-control
   "He was unmanned by grief at the funeral"

1. Cause to lose courage or confidence; make timid or fearful
   "The sudden crisis unmanned even the bravest soldiers"

See also: pilotless

Type of: enervate, faze, rattle [informal], unnerve, unsettle

Encyclopedia: Unmanned