1. What is Slang? ; 2. Spawning ; 3. Development ; 4. Survival and Metamorphosis ; 5. The Spread of Slang ; 6. Prigs, Culls, and Blosses: Cant and Flash Language ; 7. Jolly Good Show: British Slang to the Twentieth Century ; 8. Whangdoodles and Fixings: Early American Slang ; 9. Bludgers, Sooks and Moffies: English Slang around the World ; 10. Top Bananas and Bunny-boilers: The Media and Entertainment Age ; 11. Leet to Lols: The Digital Age ; 12. Endsville ; Acknowledgements ; Explanatory Notes