My Dad would always say 'well cut my sock'if I or any other family members told him anything interesting or remarkable. I was 25 when I realised his favourite expression was actually a spoonerism for 'suck my cock'. Oh the long lost innocence of youth.
A childhood belief about speaking

others believed things like this
- When I was a kid my dad told me that in a package of socks there was a right sock and a left sock.— Christina
- I used to think it was an amazing coincidence that all my members of my family had the same name.— Raj
- My friend told me she had invented the expression 'Gordon Bennett' and I believed her!— SueE
- i used to think that the word 'clothes' was the plural for 'clo.' so i'd call a sock or a shirt a clo. — jessimocha
- I used to believe that every person in the world had a twin, and that I had a long-lost twin in France.— Ashley
- I used to think that the expression "The former or the latter?" was actually "The farmer or the ladder?" — Fitzwilliam