Chile! The kids, from first graders to teens, have been keeping "6 7" in rotation since the summertime! Now, Dictionary.com is giving the viral phrase a longer moment in the spotlight. The site named the word-that's not really a word- 'word of the year.' So, what does that mean? And what's the tea, the inside joke, the social media scoop on 6-7? Here's a lil' breakdown by AP.