I used to think that ladies urinated through a little tube that looked like a piece of string, which would hang down from their privates.
I later found out about tampons.
A childhood belief about weeing and pooing

others believed things like this
- I used to think the song "Hang on sloopy" was "hang on snoopy"— gina
- I used to think that women urinated out of their buttholesAnon
- My mom said she had eyes in the back of her head. I looked and looked, but never found them.Anon
- I thought the lyrics to "Single Ladies" were "If you liked it, then you should've put your name on it."Anon
- if you eat toothpaste straight from the tube, you will get worms— wormelow
- I used to think that the sound after the toilet was flushed was ladies singingAnon