1 definition by Shaft_in_DC
The case where someone can't stop themselves from posting every insignificant thought or occurrence to their Facebook status. Similar to diarrhea of the mouth but for social networks.
Joe: Damn, Jill changes her Facebook status like every 5 minutes!
Mary: I know, That skank has Facebook diarrhea.
Mary: I know, That skank has Facebook diarrhea.
by Shaft_in_DC April 15, 2009