This book is perfect for everyone who wants to better understand about what hackers, geeks and computerfreaks are talking. But even for members of these groups the book provides many interesting information:
The Hacker Dictionary explains on 387 pages more than 875 terms from the world of computerfreaks and hackers. All terms are so clearly defined that they are also understandable for people with only a slight background in computer systems. Additionally, the book contains a comprehensive introduction which among other things provides a complete history of hacking. As a bonus, the appendix gives a short explanation how hackers can break into a computer.
You can download an excerpt of this book
here. The whole book is written in English.