Ah, the 60s. It was a decade that gave us JFK, Vietnam, the Beatles, and hippies. It also gave us some of the best slang of the 20th century. Can you dig it? If your knowledge of 60s slang is limited to what you remember from Austin Powers movies, it’s time to give yourself a refresher course in the grooviest, most outta sight slang from that bygone era of bell bottoms and mop-tops.