Rape Agressively Defense. That is the acronym for R.A.D. R.A.D. is a self-defense class for your everyday woman. It does not matter your size, height, weight, or strength, this class is for you. We teach woman techniques for survival and escape and situational awareness. A book will be issued to each ticketed attendee and when authorized by your R.A.D. instructor, becomes your ticket for entry to future R. A. D. Basic classes in the United States for free.