Like other industries, the speaking and training industry has its own "lingo" (specialized terminology). Many of these terms are borrowed from related fields such as the entertainment industry (like gig and book) or the hospitality industry (staging, striking); others seem to be somewhat unique to the speaking industry (one-sheet).
Whether you're a public or professional speaker, you need to "talk the talk". Here are some of the terms that you'll encounter (and use) within the speaking, training, and presentations industries.