The public should be 'clued in' to what's happening. [=should be told about what's happening]
He doesn't have a 'clue' when it comes to fixing cars. [=he knows nothing about fixing cars]
He's totally 'clued in on' [=he knows a lot about] the latest computer developments.
(..) this morning. She and Koothrappali emerge from your bedroom. She is disheveled, and Raj is dressed only in a sheet. The sole clue: "It's not what it looks like." Just let it go, Sheldon. If I could, I would, but I can't, so I shan't. Now, knowing Penny, (..)2011 TvShow: The Big Bang Theory Title: The Skank Reflex Analysis Season: 5 Episode 1