I'm not sure how much I use it, but I'm pretty sure it's in my active vocabulary, and it's solidly in my passive vocabulary.
I tend to think that the phrase comes from the association of south with down, and possibly with certain places that are traditionally said to be in a downward direction.
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.