facebook prophet 

someone that posts their nonsensical ideas on facebook hoping people will think they are an intellectual or "enlightened." These people will usually have a following of friends who will agree with whatever they have to say even if it makes no sense at all.

Tyler: Did you see Jeff's status update about life and why we exist?
Me: Yeah what a dumbass, he's the definition of a facebook prophet.

facebook prophet by baudday April 29, 2010

Facebook Prophet 

People that regularly post prophetic, inspirational status updates.

A Facebook prophet might post a status update such as:
"Today was a glorious gift wrapped in a tapestry of sunlight, rainbows, and children's laughter."

- F. N. Douchebag

Facebook Prophet by hardwoodstan August 6, 2009