Weird sayings in the English language

I was just musing.
Around here they used to say that if a couple are living together but weren't married they were "Living over the brush".
I mean - ????
Where do sayings like this come from?
Do you know any?
Around here they used to say that if a couple are living together but weren't married they were "Living over the brush".
I mean - ????
Where do sayings like this come from?
Do you know any?