Derogatory name for the social networking site Facebook. Most often used when referencing awkward or embarrassing situations a person has gotten into involving their posts or photos from the site. Can also be used when describing the depressing / suicidal posts that a "Sympathy Baiter" makes on the site.
"So Dave tagged a picture of me doing body shots off that girl on Torturebook and now Amy won't speak to me."
"Megan put one of her classic 'say something nice to me or I'm gonna kill myself cause the guy I banged last Saturday when I was drunk won't text me back' messages on Torturebook this morning."