Someone who doesn't believe in god but will thank him when something good happens.
One day
John: How tf is god even real?
Other day
John: Holy crap! I won the lottery!
*gets on knees*
John: Thank you Jesus! I LOVE YOU GOD!!
Friend: Dude are you an atheist or not?
John: ....
and that my dear friends is a Christhiest.
1. A passive aggressive way to seem some-what interested in the conversation (but not really)
2. Someone is talking to you and being super annoying so you just reply with "lol." while screaming at your pillow.
Friend: Haha I just threw away a painting that's very valuable to you, haha. Look at me go!
You: lol.