It stands for "honestly quite incredible". In most cases it is used when something isn't incredible, but is quite mundane or uninteresting. This usage was popularized by silly gifs to the point where a shortening was necessary.
Alice: I just read an article that light pollution will end astronomy as we know it!
Bob: hqi
by TanTheAnonymous June 15, 2023
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You need some HQI in your life Margret.
My man and I have HQI anytime I come over.
by Paulpepper April 27, 2019
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