He is six years 'junior' to me. = He is 'junior' to me by six years. [=he is six years younger than I am]
He is six years my 'junior'. [=he is six years younger than I am]
She is a 'junior' partner in the law firm.
(..) just wasn't important anymore. School used to be like a shark tank, but now I could just float. Regina. Finally, Girl World was at peace. Hey, check it out. Junior Plastics. And if any freshmen tried to disturb that peace... Well, let's just say we knew how to take care of it. Just kidding. (..)2004 Mean Girls
(..) from the underage girls. Let me help you down there. Hell, no! I did not leave the Southside for this! Oh, crap! My hair! All junior girls report to the gymnasium immediately! Immediately! Have you ever walked up to people and realized they were just talking about you? Have you ever had it happen (..)2004 Mean Girls