I used to think that a blow job was when a woman literally "blew" on a man's penis. I thought men liked that.
A childhood belief about rude bits

others believed things like this
- I used to think blow jobs were when you held a penis and blew on it. Of course this was when I was 12.— Marisa
- a blowjob is were a girl blew ur penis up after sex.......stupid i know.— james
- I used to think that if you didn't blow your nose and just sniffed the snot up, you head would blow up.Anon
- i used to believe that a blow job was when you got payed to blow up ballowns— blown away
- I thought rain was made when God was crying, and wind when God blew on the earth because it was too hot.— Andy T
- I used to think that Frankie Avalon sang, "Hey Penis, Oh, penis..." instead of "Hey Venus."Anon