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."