5From "Russian toilette" to "going ham," this even more fularious edition of Urban Dictionary features the latest and greatest definitions ever for the words that define our world.

In 1999, Aaron Peckham established UrbanDictionary.com, inviting users to define their world by compiling the most epic collection of slang ever. Since then, the site has skyrocketed in popularity, amassing thousands of definitions and edumacating millions. Users submit about 2,300 new entries every day!

In this totally and awesomely revised edition of the best-selling original, readers will find defs--mostly new, some updated, and all fularious--for the most current word creations.