kb2wmp writes "About when did the use of "hi-hi" become popular, and what exactly does it mean? Not only do I hear it on the air on multiple bands, but now in peoples posts and articles as well. I know that some amateurs disdain the use of this phrase, others use it all the time. I myself don't care, but don't use the phrase either. Just a curious thought, from a curious ham!! Jim KB2WMP"