The act of facebooking or going on facebook while in a sleep-like state, drunk, extremely tired, or delusional.

Also a common disorder of stalkers and teenage girls who constantly change their facebook status from "single" to "its complicated" to "in a relationship" to "married" within minutes.

Can also refer to someone who is on facebook way too late at night.
"Man, I woke up this morning and I was sleepbooking sleep-booking sleep booking bumper stickers all day...it was great."

"Woah man...stop sleepbooking sleep-booking sleep booking the day before the SAT...your a retard."

"Don't you hate it when teenage girls keep sleepbooking sleep-booking sleep booking their relationship status all freakin' day!"
"Yes."
by Herbi January 19, 2009
Get the sleepbooking [sleep-booking] [sleep booking] mug.