0 one of a set of red, yellow, and green lights that control the movement of vehicles, usually at a point where two or more roads join -- 红绿灯，交通信号灯
Its drivers must respect traffic light signals, speed limits, and all the other regulations by which civilians have to abide.
My constituency is rural—600 square miles, in which until recently there was not one traffic light.
At these crossings, the motorist has to watch the policeman's arm and watch the traffic light.
The traffic light goes green and the policeman's arm signals him on, and he ought then to have a free road.
There is only one traffic light in the whole area.
It is perfectly true that to disregard a contractor's signal may not always be as dangerous as to ignore a traffic light at crossroads.
I also hope that the ‘traffic light’-style labelling to which consideration is still being given is no more than a witless joke.
A judge might make a descriptive (or factual) decision, such as a decision that the traffic light was red when the defendant drove his car through it.
