look up any word, like fleek:
 
1.
Facebooking while taking a poo. Can be from a computer, iPod, phone.
**Facebook Chat**

Dave: Whats up
Mike: Nmu
Dave: Just taking a deuce and facebooking
Mike: Oh you mean fecebooking?
Dave: Yeah
by gin078 September 02, 2009
 
2.
To facebook while on the crapper. Perusing facebook during the act of defecation.

Etymology "Fece" - feces + "booking" - facebooking
You got a stomach flu or something?
Nah I was fecebooking...

I'm not using that iphone. I know you were fecebooking!
by Heuronimus March 26, 2010