Do you know where this phrase comes from? I didn’t either, but since I’m not swearing in my books, I thought it might be good to brush up on this one. Find out all about it – you know you want to – after the jump!
According to Wikipedia: ” is an exclamation of surprise that dates from at least 1892. It is most likely a minced oath, a cleaned-up version of a taboo phrase such as “Holy Moses”. It was popularized in the U.S. as an expression often used by Billy Batson, the alter ego of Captain Marvel,”
It can be spelled Holy Moly or Holy Moley. I added the spelling of Moley to my spell check so that is what we are going with.