After fingering your lady up the poo hole and your finger had crap on it, you smear it on the wrinkles around her eyes and tell her its a facepack to help slow the aging process. As it dries, it hardens and makes her skin feel tighter.
Jim fingered Lees' arse while she sucked his cock, then gave her some beauty therapy with a rusty facepack and jizz shot
A bag in which many of life's secrets are held. With space being relative to the quantum theory there is an indefinite amount of space for storing up in here.
When someone leaves their Facebook account logged in or shares their login details with someone else at which point someone makes posts to said person's account without their knowledge.
"Bill just got facejacked. That guy gave me his login credentials for Facebook so I wrote on his wall and updated his status."