Re. “howdy”, in (somewhat old-fashioned) posh English speech, “how d’you do?” as a greeting is not an enquiry: the idiomatic response is to say “how d’you do” i

Re. “howdy”, in (somewhat old-fashioned) posh English speech, “how d’you do?” as a greeting is not an enquiry: the idiomatic response is to say “how d’you do” in return. Weird.