Thinking a blow job was someone just blowing on your butt.... or in your ear
A childhood belief about oral sex

others believed things like this
- when i first heard the name "blow job",i thought the meaning of that word was blowing a snot out of your nose.— myuka
- My mom used to tell me that if I swallowed my gum when I farted, I would blow a bubble out of my butt.— bubblebutt
- I used to think that a blow job was drying your hair, like blowing your hair dry.Anon
- I used to believe that if you swallowed chewing gum, when you farted, you would blow a bubble out your butt.— Bubble Butt
- i used to belive if you swallowed gum and then farted, you would blow a gum bubble with your butt.Anon
- I used to think that if you didn't blow your nose and just sniffed the snot up, you head would blow up.Anon