I used to eat alot at meal time and people would say "He's got a hollow leg." It wasn't until I was 11 that I figured out I really didn't have a hollow leg.
A childhood belief about general

others believed things like this
- I used to believe that cow udders were hollow bags full of milk.Yet I knew that human boobs were solidAnon
- For the longest time I didn't know that Spinal Tap wasn't a real group. No wonder I couldn't find their music.— Louis
- I always thought the dots in tapioca pudding were fish eyes.I didn't eat it for years!Thanks alot Ricky!!!— Tapioca
- I usd to believe that at restaurants that had a BYO sign out the front, you had to "bring your own" meal.— Fiona
- When I was a child, I used to believe that adding sugar would lower the over-salty taste of a meal.— Francois
- i used to believe that a sign in a cafe bone-fide meal meant meat with a bone in it— roy