With the millions of Twitter feeds, Facebook profiles, and various other websites, it can be hard for government organizations to know if the people they are spying upon are making them LOL or LMFAO. Luckily the FBI has gone to great lengths (and spending millions of dollars) to track all of these various uses of acronyms, 1337 speak, and other Internet slang — compiling their results in an 83 page glossary that is both incredibly expansive and woefully outdated. The glossary’s existence has become public knowledge thanks to a Freedom Of Information Act request by the group Muckrock, and has since become the subject of much ridicule. The guide was compiled to help agents better understand terms used in “instant messages, Facebook and Myspace” — with that last reference showing the glossary’s antiquated nature and reminding everyone of their old, abandoned friend Tom. Many of the terms have only been used a scant number of times on Twitter, with some of the highlights being compiled by The Washington Post including: