Talk Dirty Yiddish: Beyond Drek: The Curses, Slang, and Street Lingo You Need to Know When You Speak Yiddish by Ilene Schneider
This is the Yiddish they didn't teach at Temple. This book gives readers the lowdown on how to really spit the Hebrew alphabet. With plenty of slang, curses, and idiomatic expressions, this book gives readers' Yiddish vocabulary a real kick in the toches.