See also: traffic-light

English Edit

A traffic light (signalling device).
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Noun Edit

traffic light (plural traffic lights)

  1. A signalling device positioned at a road intersection or pedestrian crossing to indicate when it may be safe to drive, ride or walk, using a universal colour code.
    1. (usually in the plural) A road intersection controlled by one or more such devices.
      Turn left at the traffic lights and the hospital is on your right.
  2. A colour code using the three signals of a traffic light (green, yellow/amber, and red) as a metaphor.
    The Department of Health recommends that food packaging display the recommended daily intake with a traffic light system, for ease of understanding.
  3. (philately) The coloured dots on stamp sheet margins printed with offset litho or photogravure methods, used by the printers to check colour accuracy.

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