A shiny surface, usually made of glass and silvered, and meant solely to cater to every man's and woman's inherent narcissistic tendencies.
To imitate someone/something.
Person 2: it goes old fellow, it goes. I've just gotten back some of my self-confidence after a long staring match with my Casanova-like self in the mirror. yeah!
Girl 1: Did you lambast the Bush Presidency in your recent paper?
Girl 2: Yes, I did. And it really is amazing just how closely Dubya's policies mirror Reagan's. Self-proclaimed messiahs the both of them. More like satan incarnates. At least, Reagan could ACT well.
"I dont know man he just a mirror."
The sad part is us mere mortals cannot break the barrier that is the other dimension so we are forced to look and copy our poor doppelgangers.
When someone compliments you in such a way that you want to hang the words on your mirror to be reminded of them daily, you might use this expression.