My parents used to tell me that the yellow traffic light meant to go faster instead of use caution. I guess it makes sense because that's what everyone does anyways.
A childhood belief about traffic lights

others believed things like this
- I used to believe that the yellow light in traffic-lights meant Go Faster!— M. L. E.
- i used to believe that red yellow and green meant "ready, set, Go!" on traffic lights..— cabagona
- I used to belive that there was a god living in every traffic light, controlling the traffic!— Sukhi
- I thought the lines in the sky left behind by airplanes were "sky scrapers". Makes sense.Anon
- that the green traffic light turned blue when it was off— Kriket Evens
- I used to believe that little men (or women) slept & went to work in every traffic light — Kelly bulanek