This is more a historical question than one on the usages themselves. I'm interested in the history of the truncated forms of "Good morning" and "Good evening..." specifically, when people started ...
Why do some people use "how's it hanging?" as greeting? What is "it" referring to?
I know it was a sort of archaic greeting, but I don't know how to interpret the actual words. I had a foggy idea that it meant "It is good that we met here and now", but even then, "well met" is not ...