robotvehicle
nounUK /ˈrəʊbɒt ˈviːɪkl/
US /ˈroʊbɑːt ˈviːɪkl/
A robot vehicle is a machine that drives by itself without a person driving it.
The robot vehicle carried our snacks across the park.
OTHER MEANINGS
2. A toy car that moves on its own with motors and sensors.
He raced his robot vehicle around the living room.
3. A machine used in factories to carry things from place to place.
The robot vehicle delivered boxes to the workers.
4. A rover that explores places people cannot easily go.
The robot vehicle rolled over the rocky ground on Mars.