Interestingly, my comment got a handful of upvotes before it was modded to oblivion, so apparently I wasn't alone in not knowing this very common acronym.
I'll try to be more American next time I'm on the Internet.
I've been doing this for a while and it now seems I'm getting some support.
The last few years however I have given up Google and after using DDG for a few years I'm now testing out Kagi and I am happy to say that not only is the business model much better aligned with me as a user, but the results also seems to be significantly better than both Google and DDG now.
I learned this only a month ago, I am wondering if this is a new thing? I am not from US so maybe this term is used a lot on TV/radio/speech but not used as much in writing(blogs,news not sure about social media/memes) so it could explain why I never known about this until recently.