"Warspeak," the language of the military, can be for many civilians and for members of differing services an unintelligible hodgepodge of acronyms, slang terms and field operation expressions. Few laypersons may know that the Five F's is a derogatory expression, though Army, Navy, Marine, Air Force, Coast Guard and others know or can infer that "chairborn commandos" are administrative and support personnel. The more than 15,000 entries...