Of a totally fictitious issue printed for collectors, often issued on behalf of a non-existent territory or country (not to be confused with forgery, which is an illegitimate copy of a genuine stamp)
So what Jefferson was saying was Hey! You know, we left this England place because it was bogus. So if we don't get some cool rules ourselves, pronto, we'll just be bogus too..
If you describe something as bogus, you mean that it is not genuine. their bogus insurance claim He said these figures were bogus and totally inaccurate. = phoney. not true or real, although someone is trying to make you think it is = false (bogus (1800-1900))