I thought the “Slippery When Wet” traffic sign was a car that had grown long bendy legs.
A childhood belief about road signs

others believed things like this
- I thought for the longest time that a No Standing traffic sign meant no person should stand near that sign.— Shannon
- I used to think a female daddy-long-legs was called a "mummy-long-legs".Anon
- I used to believe that mustaches were grown from really long nose hairs.Anon
- For a very long time I believed that there were little men underground that changed the traffic lights!— Melissa
- i used to beleve that the sun had thin long legs and followd me wherever i went..— Hege
- I thought grown ups were born grown ups.— mea