1. A machine built to carry out some complex task, esp. one which can be programmed and with many movable parts
   "The latest robot can perform delicate surgical procedures";
   - automaton, golem
    
2. An intelligent machine designed to look and function like a human being or other creature (esp. in science fiction)
   "The science fiction novel featured humanoid robots indistinguishable from real people";
   - bot [informal]
    
3. Someone who does not appear to have any emotions
   "Being a robot, Jessica didn't even cry"
    
4. [S.Africa] A visual signal to control the flow of traffic at intersections
   "Drivers waited for the robot to turn green";
   - traffic light, traffic signal, stoplight [N. Amer]

Derived forms: robots

Type of: light, mechanism

Encyclopedia: Robot