The fourth edition of this authoritative reference offers clear definitions for the slang words and idioms used in everyday American conversation. First published in 1960, this newly updated edition of Dictionary of American Slang traces the language of today back to its American roots. With thousands of entries ranging from the widely accepted to the taboo and obscure, slang words are explained in terms of definition, usage, and historical etymology. As language continues to evolve at an ever-increasing rate, Dictionary of American Slang offers an essential guide to the terms that are here to stay as well as those that might otherwise be forgotten.