Facebook Franker
A person who can't send a message without borrowing someone else's Facebook because they're too clueless to make their own account.
I had to borrow my dad's Facebook to tell my sister I was coming over. He said, 'You're here now.'
I had to borrow my brother's Facebook to tell him I was getting pizza. He said, 'You're here now, too.'
I had to borrow my friend's Facebook to tell him I was coming home. He thought it was a prank.