Based on the belief in fate- that everything happens for a reason. Fate-freaked is when someone starts to obsess about every single detail around them because they are waiting for something to take place. Fate-freak is used to describe the individual who displays this behavior.
1)Jen won't leave the grocery store because her psychic told her that is where she'll meet her husband. She is so fate-freaked.
"Man, I'm replying to every girl that sends me a friend request, because it has to be happening for a reason!"
"Don't be a fate-freak. Turn off the laptop."