My guess is that most people today don't know anything about Errol Flynn or about the 1967 movie. And by the way... There's a BRAND NEW MOVIE called "In Like FLYNN": https://www.rottentomatoes.com/m/in_like_flynn_2018 And I'm afraid the Urban Dictionary contributors tend to disagree with you: https://www.urbandictionary.com/define.php?term=In%20like%20Flint