Top definition
When someone makes a post and no one either "likes" or "comments' on it
"Did you see Dave's post yesterday? No one commented on it. Not even a "like" . It is just a dead post.

"Yeah, that one went to Face Book Post Mortim"
by WSH51 November 12, 2011
Get the mug
Get a Face Book Post Mortim mug for your papa José.