Sep 15, 2018 · And here the words backie or backy is listed as an "untranslatable", the blogger found no American equivalent. The BBC have been known to use it, too: Boris Johnson 'naughty' for giving …

I'm thinking in the context of school, like flipping through your old notebooks and just having all the knowledge flood back to you. It's sort of like nostalgia, but more in the camp of knowledge...