I used to believe that airplane bathrooms didn't have holding tanks, but rather, holes that went to nowhere, so the poor people on the ground would get accidentally "rained" on if they weren't careful (sort of like having a bird crap on you, but on a much larger scale. Later, my mom told me the truth, lol.
A childhood belief about weeing and pooing

others believed things like this
- I used to believe that only 'poor' people had to go to the bathroom, that 'rich' people didn't.Anon
- I used to believe that when you flushed on an airplane, it would land on the people below.Anon
- When you are very poor you "can't make end's meat." End's meat is some sort of cheap very low quality meat.— Betty
- When I was around 4 or 5 I was convinced that you would weigh less if you sucked in your stomach on the scale.— S
- When I was around four,I used to think when it rained in my area,it rained over the WHOLE world too...Anon
- When I was a kid I thought that when it rained, it rained all over the world.
Anon